| FinalID | CommonName | Phylum | Subphylum | Superclass | Class | Subclass | Superorder | Order | Suborder | Superfamily | Family | Subfamily | Tribe | GenusComplex | Genus | SpeciesComplex | Species | Subspecies | Variety | TaxonomicAuthority | FinalIDAuthority | Source |
| Achnanthaceae | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | | | | | | | CAD_TWG | UCOB |
| Achnanthales | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | | | | | | | | | | | CAD_TWG | UCOB |
| Achnantheiopsis | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnantheiopsis | | | | | Lange-Bertalot | CAD_TWG | CSUSM |
| Achnantheiopsis lanceolatoides | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnantheiopsis | | Achnantheiopsis lanceolatoides | | | (Sovereign) Lange-Bertalot | CAD_TWG | CSUSM |
| Achnanthes | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | | | | | CAD_TWG | UCOB |
| Achnanthes acares | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes acares | | | M.H.Hohn & Hellerman | CAD_TWG | CSUSM |
| Achnanthes brevipes | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes brevipes | | | Agardh | CAD_TWG | EcoAnalysts |
| Achnanthes brevipes var intermedia | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes brevipes | | Achnanthes brevipes var intermedia | (Kutzing) Cleve | CAD_TWG | EcoAnalysts |
| Achnanthes cf coarctata | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes cf coarctata | | | | CAD_TWG | CSUSM |
| Achnanthes coarctata | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes coarctata | | | (Brebisson ex W Smith) Grunow in Cleve & Grunow | CAD_TWG | UCOB |
| Achnanthes crenulata | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes crenulata | | | Grunow in Cleve & Grunow | CAD_TWG | UCOB |
| Achnanthes exigua var elliptica | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes exigua var elliptica | | | Hust. | CAD_TWG | CSUSM |
| Achnanthes inflata | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes inflata | | | (Kutzing) Grunow | CAD_TWG | UCOB |
| Achnanthes ingratiformis | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes ingratiformis | | | Lange-Bertalot | CAD_TWG | UCOB |
| Achnanthes lemmermannii | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes lemmermannii | | | Hustedt | CAD_TWG | CSUSM |
| Achnanthes sp 1 | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes sp 1 | | | | CAD_TWG | EcoAnalysts |
| Achnanthes sp 1 PRW | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes sp 1 PRW | | | | CAD_TWG | UCOB |
| Achnanthes sp 18 | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes sp 18 | | | | CAD_TWG | CSUSM |
| Achnanthes sp 3 | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes sp 3 | | | | CAD_TWG | CSUSM |
| Achnanthes sp 4 | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes sp 4 | | | | CAD_TWG | CSUSM |
| Achnanthes sp 5 | | Bacillariophyta | | | Bacillariophyceae | | | Mastogloiales | | | Achnanthaceae | | | | Achnanthes | | Achnanthes sp 5 | | | | CAD_TWG | CSUSM |
| Achnanthidiaceae | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | | | | | | | CAD_TWG | UCOB |
| Achnanthidium | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | | | | | CAD_TWG | UCOB |
| Achnanthidium affine | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium affine | | | (Grunow) Czarnecki | CAD_TWG | UCOB |
| Achnanthidium alpestre | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium alpestre | | | (Lowe & Kociolek) Lowe & Kociolek in Johansen et a | CAD_TWG | UCOB |
| Achnanthidium atomus | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium atomus | | | (Hust.) Monnier, Lange-Bert. & Ector | CAD_TWG | CSUSM |
| Achnanthidium caledonicum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium caledonicum | | | | CAD_TWG | EcoAnalysts |
| Achnanthidium catenatum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium catenatum | | | (Bily and Marvan) Lange-Bertalot | CAD_TWG | EcoAnalysts |
| Achnanthidium cf caledonicum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium cf caledonicum | | | | CAD_TWG | CSUSM |
| Achnanthidium cf latecephalum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium cf latecephalum | | | Kobayasi 1997 | CAD_TWG | EcoAnalysts |
| Achnanthidium cf minutissimum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium cf minutissimum | | | (Kutzing) Czarnecki | CAD_TWG | EcoAnalysts |
| Achnanthidium crassum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium crassum | | | (Hustedt) Potapova & Ponader | CAD_TWG | CSUSM |
| Achnanthidium deflexum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium deflexum | | | (Reimer) Kingston | CAD_TWG | UCOB |
| Achnanthidium druartii | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium druartii | | | Rimet & Coute | CAD_TWG | CSUSM |
| Achnanthidium eutrophilum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium eutrophilum | | | (Lange-Bertalot) Lange-Bertalot | CAD_TWG | EcoAnalysts |
| Achnanthidium exiguum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium exiguum | | | (Grunow) Czarnecki | CAD_TWG | UCOB |
| Achnanthidium exiguum var heterovalvum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium exiguum | | Achnanthidium exiguum var heterovalvum | (Krasske) Czarnecki | CAD_TWG | UCOB |
| Achnanthidium exile | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium exile | | | (Kutzing) Heiberg 1863 | CAD_TWG | MPSL-MLML |
| Achnanthidium gracillimum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium gracillimum | | | (Meister) Lange-Bertalot | CAD_TWG | EcoAnalysts |
| Achnanthidium jackii | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium jackii | | | Rabenhorst | CAD_TWG | UCOB |
| Achnanthidium kranzii | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium kranzii | | | (Lange-Bertalot) Round et Bukhtiyarova | CAD_TWG | CSUSM |
| Achnanthidium latecephalum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium latecephalum | | | H.Kobayasi | CAD_TWG | CSUSM |
| Achnanthidium lineare | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium lineare | | | W.Smith | CAD_TWG | CSUSM |
| Achnanthidium macrocephalum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium macrocephalum | | | (Hustedt) Round & Bukhtiyarova | CAD_TWG | UCOB |
| Achnanthidium minutissimum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium minutissimum | | | (Kutzing) Czarnecki | CAD_TWG | UCOB |
| Achnanthidium neomicrocephalum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium neomicrocephalum | | | Lange-Bertalot & Staab | CAD_TWG | CSUSM |
| Achnanthidium pyrenaicum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium pyrenaicum | | | (Hustedt) Kobayasi | CAD_TWG | UCOB |
| Achnanthidium reimeri | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium reimeri | | | (Camburn) Ponander and Potapova | CAD_TWG | EcoAnalysts |
| Achnanthidium rivulare | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium rivulare | | | Potapova & Ponader | CAD_TWG | EcoAnalysts |
| Achnanthidium rosenstockii | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium rosenstockii | | | (Lange-Bertalot) Lange-Bertalot | CAD_TWG | CSUSM |
| Achnanthidium sp 1 | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium sp 1 | | | | CAD_TWG | EcoAnalysts |
| Achnanthidium subatomus | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium subatomus | | | (Hustedt) Lange-Bertalot | CAD_TWG | UCOB |
| Achnanthidium subhudsonis | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium subhudsonis | | | (Hustedt) H Kobayasi in Kobayasi et al | CAD_TWG | UCOB |
| Achnanthidium subhudsonis var kraeuselii | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium subhudsonis | | Achnanthidium subhudsonis var kraeuselii | (Cholnoky) Cantonati & Lange-Bertalot | CAD_TWG | CSUSM |
| Achnanthidium reimeri | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Achnanthidium | | Achnanthidium reimeri | | | (Camburn) Ponander and Potapova | CAD_TWG | EcoAnalysts |
| Actinocyclus | | Bacillariophyta | | | Coscinodiscophyceae | | | Coscinodiscales | | | Hemidiscaeae | | | | Actinocyclus | | | | | | CAD_TWG | UCOB |
| Actinocyclus normanii | | Bacillariophyta | | | Coscinodiscophyceae | | | Coscinodiscales | | | Hemidiscaeae | | | | Actinocyclus | | Actinocyclus normanii | | | (Gregory) Hustedt | CAD_TWG | UCOB |
| Adlafia | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Adlafia | | | | | Gerd Moser, Lange-Bertalot & Metzeltin 1998 | CAD_TWG | EcoAnalysts |
| Adlafia aquaeductae | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Adlafia | | Adlafia aquaeductae | | | (Krasske) Lange-Bertalot | CAD_TWG | CSUSM |
| Adlafia bryophila | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Adlafia | | Adlafia bryophila | | | (JB Petersen) Moser, Lange-Bertalot & Metzeltin | CAD_TWG | UCOB |
| Adlafia cf bryophila | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Adlafia | | Adlafia cf bryophila | | | (JB Petersen) Moser, Lange-Bertalot & Metzeltin | CAD_TWG | CSUSM |
| Adlafia cf suchlandtii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Adlafia | | Adlafia cf suchlandtii | | | | CAD_TWG | GCSU |
| Adlafia detenta | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Adlafia | | Adlafia detenta | | | (Hustedt) Heudre, C.E.Wetzel & Ector | CAD_TWG | CSUSM |
| Adlafia langebertalotii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Adlafia | | Adlafia langebertalotii | | | Monnier & Ector | CAD_TWG | EcoAnalysts |
| Adlafia minuscula | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Adlafia | | Adlafia minuscula | | | (Grunow) Lange-Bertalot in Lange-Bertalot & Genkal | CAD_TWG | UCOB |
| Adlafia minuscula var muralis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Adlafia | | Adlafia minuscula | | Adlafia minuscula var muralis | (Grunow) Lange-Bertalot in Lange-Bertalot & Genkal | CAD_TWG | UCOB |
| Adlafia suchlandtii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Adlafia | | Adlafia suchlandtii | | | (Hustedt) Moser, Lange-Bertalot & Metzeltin | CAD_TWG | UCOB |
| Amphipleura | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Amphipleuraceae | | | | Amphipleura | | | | | | CAD_TWG | UCOB |
| Amphipleura pellucida | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Amphipleuraceae | | | | Amphipleura | | Amphipleura pellucida | | | (Kutzing) Kutzing | CAD_TWG | UCOB |
| Amphora | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | | | | | CAD_TWG | UCOB |
| Amphora aequalis | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora aequalis | | | Krammer | CAD_TWG | NAU |
| Amphora affinis | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora affinis | | | Kutzing | CAD_TWG | EcoAnalysts |
| Amphora cf inariensis | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora cf inariensis | | | | CAD_TWG | CSUSM |
| Amphora cf micra | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora cf micra | | | Levkov | CAD_TWG | CSUSM |
| Amphora copulata | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora copulata | | | (Kutzing) Schoeman & Archibald | CAD_TWG | UCOB |
| Amphora copulatoides | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora copulatoides | | | Stepanek et Kociolek | CAD_TWG | CSUSM |
| Amphora inariensis | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora inariensis | | | Krammer | CAD_TWG | UCOB |
| Amphora indistincta | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora indistincta | | | Levkov | CAD_TWG | CSUSM |
| Amphora libyca | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora libyca | | | Ehrenberg | CAD_TWG | UCOB |
| Amphora micra | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora micra | | | | CAD_TWG | CSUSM |
| Amphora minutissima | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora minutissima | | | W. Smith | CAD_TWG | UCOB |
| Amphora ovalis | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora ovalis | | | (Kutzing) Kutzing | CAD_TWG | UCOB |
| Amphora pediculus | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora pediculus | | | (Kutzing) Grunow in Schmidt et al | CAD_TWG | UCOB |
| Amphora stoermeri | | Bacillariophyta | | | Bacillariophyceae | | | Thalassiophysales | | | Catenulaceae | | | | Amphora | | Amphora stoermerii | | | Edlund & Levkov in Levkov | CAD_TWG | CSUSM |
| Aneumastus | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Mastogloiaceae | | | | Aneumastus | | | | | | CAD_TWG | CSUSM |
| Aneumastus tuscula | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Mastogloiaceae | | | | Aneumastus | | Aneumastus tuscula | | | (Ehrenberg) D.G.Mann & A.J.Stickle | CAD_TWG | UCOB |
| Anomoeoneis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Anomoeoneis | | | | | | CAD_TWG | UCOB |
| Anomoeoneis costata | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Anomoeoneis | | Anomoeoneis costata | | | (Kutzing) Hustedt | CAD_TWG | UCOB |
| Anomoeoneis sp 1 | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Anomoeoneis | | Anomoeoneis sp 1 | | | | CAD_TWG | CSUSM |
| Anomoeoneis sphaerophora | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Anomoeoneis | | Anomoeoneis sphaerophora | | | Pfitzer | CAD_TWG | UCOB |
| Anomoeoneis sphaerophora var sculpta | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Anomoeoneidaceae | | | | Anomoeoneis | | Anomoeoneis sphaerophora | | Anomoeoneis sphaerophora var sculpta | (Ehrenberg) Otto Muller | CAD_TWG | UCOB |
| Ardissonea | | Bacillariophyta | | | Meridiophyceae | | | Toxariales | | | Ardissoneaceae | | | | Ardissonea | | | | | | CAD_TWG | UCOB |
| Ardissonea cuneata | | Bacillariophyta | | | Meridiophyceae | | | Toxariales | | | Ardissoneaceae | | | | Ardissonea | | Ardissonea cuneata | | | Mills | CAD_TWG | UCOB |
| Astartiella | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Astartiella | | | | | | CAD_TWG | UCOB |
| Astartiella bahusiensis | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Astartiella | | Astartiella bahusiensis | | | (Grunow) Witkowski, Lange-Bertalot & Metzeltin | CAD_TWG | UCOB |
| Astartiella bremeyeri | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Achnanthidiaceae | | | | Astartiella | | Astartiella bremeyeri | | | (Lange-Bertalot) Witkowski & Lange-Bertalot | CAD_TWG | UCOB |
| Asterionella | | Bacillariophyta | | | Bacillariophyceae | | | Tabellariales | | | Tabellariaceae | | | | Asterionella | | | | | | CAD_TWG | UCOB |
| Asterionella formosa | | Bacillariophyta | | | Bacillariophyceae | | | Tabellariales | | | Tabellariaceae | | | | Asterionella | | Asterionella formosa | | | Hassall | CAD_TWG | UCOB |
| Asterionella ralfsii var americana | | Bacillariophyta | | | Bacillariophyceae | | | Tabellariales | | | Tabellariaceae | | | | Asterionella | | Asterionella ralfsii | | Asterionella ralfsii var americana | | CAD_TWG | EcoAnalysts |
| Aulacodiscus cf nivaloides | | Bacillariophyta | | | Coscinodiscophyceae | | | Coscinodiscales | | | Aulacodiscaceae | | | | Aulacodiscus | | Aulacodiscus cf nivaloides | | | J.Rattray 1888 | CAD_TWG | EcoAnalysts |
| Aulacoseira | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | | | | | CAD_TWG | UCOB |
| Aulacoseira alpigena | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira alpigena | | | (Grunow in Van Heurck) Krammer | CAD_TWG | UCOB |
| Aulacoseira ambigua | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira ambigua | | | (Grunow in Van Heurck) Simonsen | CAD_TWG | UCOB |
| Aulacoseira canadensis | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira canadensis | | | (Hustedt) Simonsen | CAD_TWG | UCOB |
| Aulacoseira cf canadensis | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira cf canadensis | | | (Hustedt) Simonsen | CAD_TWG | CSUSM |
| Aulacoseira cf lacustris | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira cf lacustris | | | (Grunow) Krammer | CAD_TWG | EcoAnalysts |
| Aulacoseira cf lirata | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira cf lirata | | | (Ehrenberg) R. Ross in Hartley | CAD_TWG | CSUSM |
| Aulacoseira crassipunctata | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira crassipunctata | | | Krammer | CAD_TWG | UCOB |
| Aulacoseira crenulata | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira crenulata | | | (Ehrenberg) Thwaites | CAD_TWG | UCOB |
| Aulacoseira distans | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira distans | | | (Ehrenberg) Simonsen | CAD_TWG | UCOB |
| Aulacoseira granulata | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira granulata | | | (Ehrenberg) Simonsen | CAD_TWG | UCOB |
| Aulacoseira granulata var angustissima | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira granulata | | Aulacoseira granulata var angustissima | (Muller) Simonsen | CAD_TWG | UCOB |
| Aulacoseira islandica | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira islandica | | | (Muller) Simonsen | CAD_TWG | NAU |
| Aulacoseira italica | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira italica | | | (Ehrenberg) Simonsen | CAD_TWG | UCOB |
| Aulacoseira italica var tenuissima | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira italica | | Aulacoseira italica var tenuissima | (Grunow in Van Heurck) Simonsen | CAD_TWG | UCOB |
| Aulacoseira lacustris | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira lacustris | | | (Grunow) Krammer | CAD_TWG | CSUSM |
| Aulacoseira lirata | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira lirata | | | (Ehrenberg) R. Ross in Hartley | CAD_TWG | UCOB |
| Aulacoseira muzzanensis | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira muzzanensis | | | (Meister) Krammer | CAD_TWG | EcoAnalysts |
| Aulacoseira nivalis | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira nivalis | | | (W. Smith) English and Potapova 2009 | CAD_TWG | EcoAnalysts |
| Aulacoseira nivaloides | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira nivaloides | | | (Camburn) English & Potapova | CAD_TWG | UCOB |
| Aulacoseira nygaardii | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira nygaardii | | | (Camburn) Camburn & Charles | CAD_TWG | UCOB |
| Aulacoseira pusilla | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira pusilla | | | (Meister) A. Tuji & A. Houki | CAD_TWG | UCOB |
| Aulacoseira sp 1 | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira sp 1 | | | | CAD_TWG | EcoAnalysts |
| Aulacoseira sp 2 | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira sp 2 | | | | CAD_TWG | EcoAnalysts |
| Aulacoseira spathulata | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira spathulata | | | | CAD_TWG | CSUSM |
| Aulacoseira subarctica | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira subarctica | | | (Muller) Haworth | CAD_TWG | UCOB |
| Aulacoseira tenella | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira tenella | | | (Nygaard) Simonsen | CAD_TWG | EcoAnalysts |
| Aulacoseira tethera | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira tethera | | | Haworth | CAD_TWG | UCOB |
| Aulacoseira valida | | Bacillariophyta | | | Coscinodiscophyceae | | | Aulacoseirales | | | Aulacoseiraceae | | | | Aulacoseira | | Aulacoseira valida | | | (Grunow in Van Heurck) Krammer | CAD_TWG | UCOB |
| Bacillaria | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Bacillaria | | | | | | CAD_TWG | UCOB |
| Bacillaria paxillifera | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Bacillaria | | Bacillaria paxillifera | | | (O.F.Muller) T.Marsson | CAD_TWG | Phycotech |
| Bacillariaceae | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | | | | | | | CAD_TWG | UCOB |
| Bacillariophyceae | | Bacillariophyta | | | Bacillariophyceae | | | | | | | | | | | | | | | | CAD_TWG | UCOB |
| Bacillariophyceae 1 | | Bacillariophyta | | | Bacillariophyceae | | | | | | | | | | | | | | | | CAD_TWG | EcoAnalysts |
| Bacillariophyceae 10 | | Bacillariophyta | | | Bacillariophyceae | | | | | | | | | | | | | | | | CAD_TWG | EcoAnalysts |
| Bacillariophyceae 11 | | Bacillariophyta | | | Bacillariophyceae | | | | | | | | | | | | | | | | CAD_TWG | EcoAnalysts |
| Bacillariophyceae 2 | | Bacillariophyta | | | Bacillariophyceae | | | | | | | | | | | | | | | | CAD_TWG | EcoAnalysts |
| Bacillariophyceae 3 | | Bacillariophyta | | | Bacillariophyceae | | | | | | | | | | | | | | | | CAD_TWG | EcoAnalysts |
| Bacillariophyceae 4 | | Bacillariophyta | | | Bacillariophyceae | | | | | | | | | | | | | | | | CAD_TWG | EcoAnalysts |
| Bacillariophyceae 5 | | Bacillariophyta | | | Bacillariophyceae | | | | | | | | | | | | | | | | CAD_TWG | EcoAnalysts |
| Bacillariophyceae 6 | | Bacillariophyta | | | Bacillariophyceae | | | | | | | | | | | | | | | | CAD_TWG | EcoAnalysts |
| Bacillariophyceae 7 | | Bacillariophyta | | | Bacillariophyceae | | | | | | | | | | | | | | | | CAD_TWG | EcoAnalysts |
| Bacillariophyceae 8 | | Bacillariophyta | | | Bacillariophyceae | | | | | | | | | | | | | | | | CAD_TWG | EcoAnalysts |
| Bacillariophyceae 9 | | Bacillariophyta | | | Bacillariophyceae | | | | | | | | | | | | | | | | CAD_TWG | EcoAnalysts |
| Belonastrum berolinense | | Bacillariophyta | | | Bacillariophyceae | | | Fragilariales | | | Staurosiraceae | | | | Belonastrum | | Belonastrum berolinense | | | (Lemmermann) Round & Maidana | CAD_TWG | CSUSM |
| Berkeleya | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Berkeleyaceae | | | | Berkeleya | | | | | | CAD_TWG | UCOB |
| Berkeleya rutilans | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Berkeleyaceae | | | | Berkeleya | | Berkeleya rutilans | | | (Trentepohl ex Roth) Grunow | CAD_TWG | NAU |
| Biremis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Scoliotropidaceae | | | | Biremis | | | | | | CAD_TWG | UCOB |
| Biremis circumtexta | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Scoliotropidaceae | | | | Biremis | | Biremis circumtexta | | | (Meister ex Hustedt) Lange-Bertalot & A.Witkowski | CAD_TWG | UCOB |
| Brachysira | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Brachysiraceae | | | | Brachysira | | | | | | CAD_TWG | UCOB |
| Brachysira aponina | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Brachysiraceae | | | | Brachysira | | Brachysira aponina | | | Kutzing | CAD_TWG | UCOB |
| Brachysira brebissonii | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Brachysiraceae | | | | Brachysira | | Brachysira brebissonii | | | R Ross in Hartley | CAD_TWG | UCOB |
| Brachysira exilis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Brachysiraceae | | | | Brachysira | | Brachysira exilis | | | (Kutzing) Round & Mann | CAD_TWG | UCOB |
| Brachysira intermedia | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Brachysiraceae | | | | Brachysira | | Brachysira intermedia | | | (Ostrup) Lange-Bertalot | CAD_TWG | CSUSM |
| Brachysira microcephala | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Brachysiraceae | | | | Brachysira | | Brachysira microcephala | | | (Kutzing) Compere | CAD_TWG | EcoAnalysts |
| Brachysira neglectissima | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Brachysiraceae | | | | Brachysira | | Brachysira neglectissima | | | | CAD_TWG | CSUSM |
| Brachysira neoexilis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Brachysiraceae | | | | Brachysira | | Brachysira neoexilis | | | Lange-Bertalot in Lange-Bertalot & Moser | CAD_TWG | UCOB |
| Brachysira ocalanensis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Brachysiraceae | | | | Brachysira | | Brachysira ocalanensis | | | Shayler and Siver | CAD_TWG | EcoAnalysts |
| Brachysira styriaca | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Brachysiraceae | | | | Brachysira | | Brachysira styriaca | | | (Grunow in Van Heurck) Ross in Hartley | CAD_TWG | UCOB |
| Brachysira vitrea | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Brachysiraceae | | | | Brachysira | | Brachysira vitrea | | | (Grunow) R Ross in Hartley | CAD_TWG | UCOB |
| Brachysira zellensis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Brachysiraceae | | | | Brachysira | | Brachysira zellensis | | | (Grunow) Round & Mann | CAD_TWG | UCOB |
| Caloneis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | | | | | CAD_TWG | UCOB |
| Caloneis alpestris | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis alpestris | | | (Grunow) Cleve | CAD_TWG | UCOB |
| Caloneis amphisbaena | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis amphisbaena | | | (Bory) Cleve | CAD_TWG | UCOB |
| Caloneis bacillum | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis bacillum | | | (Grunow) Cleve | CAD_TWG | UCOB |
| Caloneis branderii | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis branderii | | | (Hustedt) Krammer in Krammer & Lange-Bertalot | CAD_TWG | UCOB |
| Caloneis budensis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis budensis | | | (Grunow) Krammer | CAD_TWG | EcoAnalysts |
| Caloneis cf bacillum | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis cf bacillum | | | (Grunow) Cleve | CAD_TWG | CSUSM |
| Caloneis cf silicula | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis cf silicula | | | (Ehrenberg) Cleve | CAD_TWG | CSUSM |
| Caloneis clevei | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis clevei | | | (Lagerstedt) Cleve | CAD_TWG | UCOB |
| Caloneis dubia | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis dubia | | | Krammer | CAD_TWG | CSUSM |
| Caloneis falcifera | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis falcifera | | | Lange-Bertalot, Genkal & Vekhov | CAD_TWG | CSUSM |
| Caloneis fontinalis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis fontinalis | | | (Grunow) Cleve-Euler | CAD_TWG | CSUSM |
| Caloneis hyalina | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis hyalina | | | Hustedt | CAD_TWG | UCOB |
| Caloneis lancettula | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis lancettula | | | (Schulz) Lange-Bert. et Witkowski | CAD_TWG | CSUSM |
| Caloneis latiuscula | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis latiuscula | | | | CAD_TWG | EcoAnalysts |
| Caloneis lauta | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis lauta | | | Carter & Bailey-Watts | CAD_TWG | UCOB |
| Caloneis leptosoma | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis leptosoma | | | (Grunow) Krammer | CAD_TWG | CSUSM |
| Caloneis lewisii | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis lewisii | | | Patrick | CAD_TWG | EcoAnalysts |
| Caloneis limosa | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis limosa | | | (Kutzing) R.M.Patrick | CAD_TWG | CSUSM |
| Caloneis molaris | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis molaris | | | (Grunow) Krammer in Krammer & Lange-Bertalot | CAD_TWG | UCOB |
| Caloneis permagna | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis permagna | | | (Bailey) Cleve | CAD_TWG | EcoAnalysts |
| Caloneis schumanniana | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis schumanniana | | | (Grunow in Van Heurck) Cleve | CAD_TWG | UCOB |
| Caloneis silicula | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis silicula | | | (Ehrenberg) Cleve | CAD_TWG | UCOB |
| Caloneis sp 1 | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis sp 1 | | | | CAD_TWG | CSUSM |
| Caloneis sp 4 | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis sp 4 | | | | CAD_TWG | CSUSM |
| Caloneis sp 5 | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis sp 5 | | | | CAD_TWG | CSUSM |
| Caloneis tenuis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis tenuis | | | (Gregory) Krammer in Krammer & Lange-Bertalot | CAD_TWG | UCOB |
| Caloneis thermalis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis thermalis | | | (Gregory) Krammer in Krammer & Lange-Bertalot | CAD_TWG | UCOB |
| Caloneis undulata | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis undulata | | | (Gregory) Krammer in Krammer & Lange-Bertalot | CAD_TWG | UCOB |
| Caloneis vasileyevae | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis vasileyevae | | | Lange-Bertalot, Genkal & Vekhov 2004 | CAD_TWG | EcoAnalysts |
| Caloneis westii | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Caloneis | | Caloneis westii | | | (W. Smith) Hendey | CAD_TWG | EcoAnalysts |
| Campylodiscus | | Bacillariophyta | | | Bacillariophyceae | | | Surirellales | | | Surirellaceae | | | | Campylodiscus | | | | | | CAD_TWG | UCOB |
| Campylodiscus clypeus | | Bacillariophyta | | | Bacillariophyceae | | | Surirellales | | | Surirellaceae | | | | Campylodiscus | | Campylodiscus clypeus | | | Ehrenberg | CAD_TWG | UCOB |
| Capartogramma | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Capartogramma | | | | | | CAD_TWG | CSUSM |
| Capartogramma crucicula | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Capartogramma | | Capartogramma crucicula | | | (Grunow ex Cleve) Ross | CAD_TWG | UCOB |
| Catacombas gaillonii | | Bacillariophyta | | | Bacillariophyceae | | | Fragilariales | | | Fragilariaceae | | | | Catacombas | | Catacombas gaillonii | | | (Bory) D.M.Williams & Round | CAD_TWG | CSUSM |
| Cavinula | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Cavinulaceae | | | | Cavinula | | | | | | CAD_TWG | UCOB |
| Cavinula cf jaernefeltii | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Cavinulaceae | | | | Cavinula | | Cavinula cf jaernefeltii | | | (Hustedt) Mann & Stickle in Round, Crawford & Mann | CAD_TWG | CSUSM |
| Cavinula cocconeiformis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Cavinulaceae | | | | Cavinula | | Cavinula cocconeiformis | | | (W.Gregory ex Greville) D.G.Mann & A.J.Stickle | CAD_TWG | UCOB |
| Cavinula jaernefeltii | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Cavinulaceae | | | | Cavinula | | Cavinula jaernefeltii | | | (Hustedt) Mann & Stickle in Round, Crawford & Mann | CAD_TWG | UCOB |
| Cavinula lapidosa | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Cavinulaceae | | | | Cavinula | | Cavinula lapidosa | | | (Krasske) Lange-Bertalot | CAD_TWG | UCOB |
| Cavinula pseudoscutiformis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Cavinulaceae | | | | Cavinula | | Cavinula pseudoscutiformis | | | (Hustedt) D.G.Mann & A.J.Stickle | CAD_TWG | UCOB |
| Cavinula scutelloides | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Cavinulaceae | | | | Cavinula | | Cavinula scutelloides | | | (W.Smith) Lange-Bertalot | CAD_TWG | UCOB |
| Cavinula variostriata | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Cavinulaceae | | | | Cavinula | | Cavinula variostriata | | | (Krasske) Mann in Round, Crawford & Mann | CAD_TWG | UCOB |
| Cavinula vincentii | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Cavinulaceae | | | | Cavinula | | Cavinula vincentii | | | Antoniades & Hamilton | CAD_TWG | UCOB |
| Chaetoceros | | Bacillariophyta | | | Mediophyceae | | | Chaetocerotales | | | Chaetocerotaceae | | | | Chaetoceros | | | | | Ehrenberg, 1844 | CAD_TWG | EcoAnalysts |
| Chamaepinnularia | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Chamaepinnularia | | | | | | CAD_TWG | UCOB |
| Chamaepinnularia begeri | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Chamaepinnularia | | Chamaepinnularia begeri | | | (Krasske)Lange-BertalotinLange-Bertalot&Metzeltin | CAD_TWG | UCOB |
| Chamaepinnularia bremensis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Chamaepinnularia | | Chamaepinnularia bremensis | | | (Hustedt) Lange-Bertalot | CAD_TWG | UCOB |
| Chamaepinnularia cf evanida | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Chamaepinnularia | | Chamaepinnularia cf evanida | | | | CAD_TWG | CSUSM |
| Chamaepinnularia evanida | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Chamaepinnularia | | Chamaepinnularia evanida | | | (Hustedt) Lange-Bertalot | CAD_TWG | EcoAnalysts |
| Chamaepinnularia hassiaca | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Chamaepinnularia | | Chamaepinnularia hassiaca | | | (Krasske) Cantonati & Lange-Bertalot | CAD_TWG | CSUSM |
| Chamaepinnularia mediocris | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Chamaepinnularia | | Chamaepinnularia mediocris | | | (Krasske) Lange-Bertalot & Krammer | CAD_TWG | UCOB |
| Chamaepinnularia muscicola | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Chamaepinnularia | | Chamaepinnularia muscicola | | | (J.B.Petersen) Kulikovskiy, Lange-Bertalot & A.Witowski | CAD_TWG | CSUSM |
| Chamaepinnularia obsoleta | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Chamaepinnularia | | Chamaepinnularia obsoleta | | | (Hustedt) C.E.Wetzel & Ector | CAD_TWG | CSUSM |
| Chamaepinnularia soehrensis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Chamaepinnularia | | Chamaepinnularia soehrensis | | | (Krasske) Lange-Bertalot et Krammer | CAD_TWG | EcoAnalysts |
| Chamaepinnularia sp 1 | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Chamaepinnularia | | Chamaepinnularia sp 1 | | | (Krasske) Lange-Bertalot in Gerd Moser, Lange-Bertalot & Metzeltin 1998 | CAD_TWG | EcoAnalysts |
| Chamaepinnularia submuscicola | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Chamaepinnularia | | Chamaepinnularia submuscicola | | | (Krasske) Lange-Bertalot | CAD_TWG | CSUSM |
| Cocconeis | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | | | | | CAD_TWG | UCOB |
| Cocconeis cascadensis | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis cascadensis | | | Stancheva | CAD_TWG | CSUSM |
| Cocconeis cf cascadensis | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis cf cascadesnsis | | | Stancheva | CAD_TWG | CSUSM |
| Cocconeis cf disculus | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis cf disculus | | | (Schumann) Cleve | CAD_TWG | CSUSM |
| Cocconeis cf lineata | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis cf lineata | | | | CAD_TWG | CSUSM |
| Cocconeis cf placentula | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis cf placentula | | | | CAD_TWG | CSUSM |
| Cocconeis cf pseudolineata | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis cf pseudolineata | | | | CAD_TWG | CSUSM |
| Cocconeis cf scutellum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis cf scutellum | | | Ehrenberg | CAD_TWG | CSUSM |
| Cocconeis coreana | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis coreana | | | R.Jahn & B.M.Suh | CAD_TWG | CSUSM |
| Cocconeis czarneckii | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis czarneckii | | | Stancheva, L. D. Mora & R. Jahn | CAD_TWG | CSUSM |
| Cocconeis disculus | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis disculus | | | (Schumann) Cleve | CAD_TWG | UCOB |
| Cocconeis ectorii | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis ectorii | | | L.D.Mora, Stancheva & R.Jahn | CAD_TWG | SCCWRP |
| Cocconeis fetscheriana | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis fetscheriana | | | Stancheva | CAD_TWG | GCSU |
| Cocconeis fluviatilis | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis fluviatilis | | | Wallace | CAD_TWG | UCOB |
| Cocconeis klamathensis | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis klamathensis | | | Sovereign | CAD_TWG | CSUSM |
| Cocconeis lineata | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis lineata | | | Ehrenberg | CAD_TWG | CSUSM |
| Cocconeis neodiminuta | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis neodiminuta | | | Krammer | CAD_TWG | UCOB |
| Cocconeis neothumensis | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis neothumensis | | | Krammer | CAD_TWG | UCOB |
| Cocconeis pediculus | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis pediculus | | | Ehrenberg | CAD_TWG | UCOB |
| Cocconeis placentula | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis placentula | | | Ehrenberg | CAD_TWG | UCOB |
| Cocconeis placentula cf var euglypta | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis placentula | | Cocconeis placentula cf var euglypta | (Ehrenberg) Grunow | CAD_TWG | CSUSM |
| Cocconeis placentula complex | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | Cocconeis placentula complex | | | | | CAD_TWG | GCSU |
| Cocconeis placentula var euglypta | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis placentula | | Cocconeis placentula var euglypta | (Ehrenberg) Grunow | CAD_TWG | UCOB |
| Cocconeis placentula var klinoraphis | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis placentula | | Cocconeis placentula var klinoraphis | | CAD_TWG | CSUSM |
| Cocconeis pseudolineata | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis pseudolineata | | | (Geitler) Lange-Bertalot in Werum & Lange-Bertalot | CAD_TWG | UCOB |
| Cocconeis pseudothumensis | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis pseudothumensis | | | Reichardt | CAD_TWG | UCOB |
| Cocconeis rugosa | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis rugosa | | | Sovereign | CAD_TWG | CSUSM |
| Cocconeis scutellum | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis scutellum | | | Ehrenberg | CAD_TWG | UCOB |
| Cocconeis sp 1 CAL | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis sp 1 CAL | | | | CAD_TWG | UCOB |
| Cocconeis sp 2 | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis sp 2 | | | | CAD_TWG | CSUSM |
| Cocconeis sp 3 | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis sp 3 | | | | CAD_TWG | CSUSM |
| Cocconeis sp 4 | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis sp 4 | | | | CAD_TWG | CSUSM |
| Cocconeis sp 5 | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis sp 5 | | | | CAD_TWG | CSUSM |
| Cocconeis sp 6 | | Bacillariophyta | | | Bacillariophyceae | | | Cocconeidales | | | Cocconeidaceae | | | | Cocconeis | | Cocconeis sp 6 | | | | CAD_TWG | CSUSM |
| Coscinodiscophyceae | | Bacillariophyta | | | Coscinodiscophyceae | | | | | | | | | | | | | | | | CAD_TWG | UCOB |
| Coscinodiscophyceae 1 | | Bacillariophyta | | | Coscinodiscophyceae | | | | | | | | | | | | | | | | CAD_TWG | EcoAnalysts |
| Coscinodiscus | | Bacillariophyta | | | Coscinodiscophyceae | | | Coscinodiscales | | | Coscinodiscaceae | | | | Coscinodiscus | | | | | | CAD_TWG | UCOB |
| Cosmioneis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Cosmioneidaceae | | | | Cosmioneis | | | | | | CAD_TWG | CSUSM |
| Cosmioneis brasiliana | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Cosmioneidaceae | | | | Cosmioneis | | Cosmioneis brasiliana | | | (Cleve) C.E.Wetzel & Ector | CAD_TWG | CSUSM |
| Cosmioneis pusilla | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Cosmioneidaceae | | | | Cosmioneis | | Cosmioneis pusilla | | | (W.Smith) D.G.Mann & A.J.Stickle | CAD_TWG | NAU |
| Cosmioneis reimeri | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Cosmioneidaceae | | | | Cosmioneis | | Cosmioneis reimeri | | | R.L.Lowe & A.R.Sherwood | CAD_TWG | CSUSM |
| Craticula | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | | | | | CAD_TWG | UCOB |
| Craticula accomoda | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula accomoda | | | (Hustedt) Mann in Round, Crawford & Mann | CAD_TWG | UCOB |
| Craticula acidoclinata | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula acidoclinata | | | Lange-Bertalot & Metzeltin | CAD_TWG | EcoAnalysts |
| Craticula ambigua | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula ambigua | | | (Ehrenberg) Mann | CAD_TWG | EcoAnalysts |
| Craticula buderi | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula buderi | | | (Hustedt) Lange-Bertalot | CAD_TWG | UCOB |
| Craticula cf buderi | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula cf buderi | | | (Hustedt) Lange-Bertalot | CAD_TWG | EcoAnalysts |
| Craticula cf halophila | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula cf halophila | | | (Grunow) D.G.Mann | CAD_TWG | EcoAnalysts |
| Craticula citrus | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula citrus | | | | CAD_TWG | EcoAnalysts |
| Craticula cuspidata | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula cuspidata | | | (Kutzing) Mann in Round, Crawford & Mann | CAD_TWG | UCOB |
| Craticula halophila | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula halophila | | | (Grunow) D.G.Mann | CAD_TWG | UCOB |
| Craticula halophilioides | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula halophilioides | | | (Hustedt) Lange-Bertalot | CAD_TWG | UCOB |
| Craticula minusculoides | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula minusculoides | | | (Hustedt) Lange-Bertalot | CAD_TWG | UCOB |
| Craticula molestiformis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula molestiformis | | | (Hustedt) Mayama | CAD_TWG | UCOB |
| Craticula sp 1 | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula sp 1 | | | | CAD_TWG | EcoAnalysts |
| Craticula subminuscula | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula subminuscula | | | (Manguin) C.E.Wetzel & Ector | CAD_TWG | Phycotech |
| Craticula submolesta | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Stauroneidaceae | | | | Craticula | | Craticula submolesta | | | (Hustedt) Lange-Bertalot | CAD_TWG | UCOB |
| Ctenophora | | Bacillariophyta | | | Bacillariophyceae | | | Licmohorales | | | Ulnariaceae | | | | Ctenophora | | | | | | CAD_TWG | UCOB |
| Ctenophora pulchella | | Bacillariophyta | | | Bacillariophyceae | | | Licmohorales | | | Ulnariaceae | | | | Ctenophora | | Ctenophora pulchella | | | (Ralfs ex Kutzing) Williams & Round | CAD_TWG | UCOB |
| Cyclostephanos | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclostephanos | | | | | | CAD_TWG | UCOB |
| Cyclostephanos costatilimbus | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclostephanos | | Cyclostephanos costatilimbus | | | (Hiromu Kobayasi & Hideaki Kobayashi) Stoermer, H.Håkansson & E.C.Theriot | CAD_TWG | UCOB |
| Cyclostephanos damasii | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclostephanos | | Cyclostephanos damasii | | | (Hustedt) Stoermer and Hakansson | CAD_TWG | EcoAnalysts |
| Cyclostephanos dubius | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclostephanos | | Cyclostephanos dubius | | | (Fricke) Round | CAD_TWG | UCOB |
| Cyclostephanos invisitatus | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclostephanos | | Cyclostephanos invisitatus | | | (Hohn & Hellerman) Theriot, Stoermer & Håkansson | CAD_TWG | UCOB |
| Cyclostephanos sp A | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclostephanos | | Cyclostephanos sp A | | | | CAD_TWG | UCOB |
| Cyclostephanos tholiformis | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclostephanos | | Cyclostephanos tholiformis | | | Stoermer, Hakansson & Theriot | CAD_TWG | UCOB |
| Cyclotella | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclotella | | | | | | CAD_TWG | UCOB |
| Cyclotella atomus | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclotella | | Cyclotella atomus | | | Hustedt | CAD_TWG | UCOB |
| Cyclotella bodanica f lemanica | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclotella | | Cyclotella bodanica | | Cyclotella bodanica f lemanica | (Otto Muller in Schroter) Bachmann | CAD_TWG | UCOB |
| Cyclotella choctawhatcheeana | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclotella | | Cyclotella choctawhatcheeana | | | Prasad | CAD_TWG | CSUSM |
| Cyclotella costei | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclotella | | Cyclotella costei | | | | CAD_TWG | EcoAnalysts |
| Cyclotella cyclopuncta | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclotella | | Cyclotella cyclopuncta | | | | CAD_TWG | EcoAnalysts |
| Cyclotella distinguenda | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclotella | | Cyclotella distinguenda | | | (Agardh) Kutzing | CAD_TWG | UCOB |
| Cyclotella gamma | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclotella | | Cyclotella gamma | | | Sovereign | CAD_TWG | UCOB |
| Cyclotella meneghiniana | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclotella | | Cyclotella meneghiniana | | | Kutzing | CAD_TWG | UCOB |
| Cyclotella sp 1 | | Heterokontophyta | | | Coscinodiscophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclotella | | Cyclotella sp 1 | | | | CAD_TWG | EcoAnalysts |
| Cyclotella sp 2 | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclotella | | Cyclotella sp 2 | | | | CAD_TWG | CSUSM |
| Cyclotella sp 3 | | Bacillariophyta | | | Meridiophyceae | | | Thalassiosirales | | | Stephanodiscaceae | | | | Cyclotella | | Cyclotella sp 3 | | | | CAD_TWG | EcoAnalysts |
| Cylindrotheca | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Cylindrotheca | | | | | | CAD_TWG | UCOB |
| Cylindrotheca closterium | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Cylindrotheca | | Cylindrotheca closterium | | | (Ehrenberg) Reimann & J.C.Lewin | CAD_TWG | CSUSM |
| Cylindrotheca gracilis | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Cylindrotheca | | Cylindrotheca gracilis | | | (Brebisson in Kutzing) Grunow in Van Heurck | CAD_TWG | UCOB |
| Cymatopleura | | Bacillariophyta | | | Bacillariophyceae | | | Surirellales | | | Surirellaceae | | | | Cymatopleura | | | | | | CAD_TWG | UCOB |
| Cymatopleura apiculata | | Bacillariophyta | | | Bacillariophyceae | | | Surirellales | | | Surirellaceae | | | | Cymatopleura | | Cymatopleura apiculata | | | W.Smith | CAD_TWG | CSUSM |
| Cymatopleura elliptica | | Bacillariophyta | | | Bacillariophyceae | | | Surirellales | | | Surirellaceae | | | | Cymatopleura | | Cymatopleura elliptica | | | (Brebisson ex Kutzing) W Smith | CAD_TWG | UCOB |
| Cymatopleura solea | | Bacillariophyta | | | Bacillariophyceae | | | Surirellales | | | Surirellaceae | | | | Cymatopleura | | Cymatopleura solea | | | (Brebisson in Brebisson & Godey) W Smith | CAD_TWG | UCOB |
| Cymbella | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | | | | | CAD_TWG | UCOB |
| Cymbella affiniformis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella affiniformis | | | Krammer | CAD_TWG | EcoAnalysts |
| Cymbella affinis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella affinis | | | Kutzing | CAD_TWG | UCOB |
| Cymbella aspera | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella aspera | | | (Ehrenberg) Cleve | CAD_TWG | UCOB |
| Cymbella austriaca var erdobenyiana | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella austriaca | | Cymbella austriaca var erdobenyiana | (Pantocsek) Krammer in Krammer & Lange-Bertalot | CAD_TWG | UCOB |
| Cymbella cappi | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella cappi | | | Kutzing | CAD_TWG | CSUSM |
| Cymbella cistula | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella cistula | | | (Hemprich in Hemprich & Ehrenberg) Kirchner | CAD_TWG | UCOB |
| Cymbella cymbiformis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella cymbiformis | | | Agardh | CAD_TWG | UCOB |
| Cymbella cymbiformis var nonpunctata | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella cymbiformis | | Cymbella cymbiformis var nonpunctata | Fontell | CAD_TWG | UCOB |
| Cymbella dorsenotata | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella dorsenotata | | | Ostrup | CAD_TWG | EcoAnalysts |
| Cymbella fontinalis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella fontinalis | | | Bahls | CAD_TWG | CSUSM |
| Cymbella helmckei | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella helmckei | | | Krammer | CAD_TWG | UCOB |
| Cymbella helvetica | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella helvetica | | | Kutzing | CAD_TWG | UCOB |
| Cymbella heteropleura | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella heteropleura | | | (Ehrenberg) Kutzing | CAD_TWG | UCOB |
| Cymbella hungarica | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella hungarica | | | (Grunow in Schmidt et al) Pantocsek | CAD_TWG | UCOB |
| Cymbella hustedtii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella hustedtii | | | Krasske | CAD_TWG | UCOB |
| Cymbella janischii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella janischii | | | (Schmidt in Schmidt et al) Cleve | CAD_TWG | UCOB |
| Cymbella kappii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella kappii | | | (Cholnoky) Cholnoky | CAD_TWG | CSUSM |
| Cymbella kolbei | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella kolbei | | | Hust. | CAD_TWG | CSUSM |
| Cymbella laevis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella laevis | | | Nageli in Kutzing | CAD_TWG | UCOB |
| Cymbella lanceolata | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella lanceolata | | | (C. Agardh) C. Agardh | CAD_TWG | UCOB |
| Cymbella maggiana | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella maggiana | | | Krammer 2002 | CAD_TWG | EcoAnalysts |
| Cymbella mexicana | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella mexicana | | | (Ehrenberg) Cleve | CAD_TWG | UCOB |
| Cymbella mexicana var camchatka | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella mexicana | | Cymbella mexicana var camchatka | (Grunow) Krammer | CAD_TWG | CSUSM |
| Cymbella neocistula | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella neocistula | | | Krammer | CAD_TWG | EcoAnalysts |
| Cymbella neoleptoceros | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella neoleptoceros | | | Krammer | CAD_TWG | CSUSM |
| Cymbella parva | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella parva | | | (W. Smith) Kirchner | CAD_TWG | EcoAnalysts |
| Cymbella proxima | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella proxima | | | Reimer in Patrick & Reimer | CAD_TWG | UCOB |
| Cymbella sp 1 | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella sp 1 | | | | CAD_TWG | EcoAnalysts |
| Cymbella subcistula | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella subcistula | | | Krammer | CAD_TWG | EcoAnalysts |
| Cymbella subhelvetica | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella subhelvetica | | | Krammer | CAD_TWG | CSUSM |
| Cymbella subleptoceros | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella subleptoceros | | | Krammer | CAD_TWG | CSUSM |
| Cymbella subturgidula | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella subturgidula | | | Krammer | CAD_TWG | EcoAnalysts |
| Cymbella sumatrensis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella sumatrensis | | | Hustedt | CAD_TWG | EcoAnalysts |
| Cymbella tropica | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella tropica | | | Krammer | CAD_TWG | CSUSM |
| Cymbella tumida | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella tumida | | | (Brebisson ex Kutzing) Van Heurck | CAD_TWG | UCOB |
| Cymbella tumidula | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella tumidula | | | Grunow in Schmidt et al | CAD_TWG | UCOB |
| Cymbella turgidula | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella turgidula | | | Grunow in Schmidt et al | CAD_TWG | UCOB |
| Cymbella vulgata | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbella | | Cymbella vulgata | | | Krammer | CAD_TWG | EcoAnalysts |
| Cymbellaceae | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | | | | | | | CAD_TWG | UCOB |
| Cymbellafalsa | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbellafalsa | | | | | | CAD_TWG | CSUSM |
| Cymbellafalsa diluviana | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbellafalsa | | Cymbellafalsa diluviana | | | (Krasske) Lange-Bertalot & Metzeltin | CAD_TWG | UCOB |
| Cymbellales | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | | | | | | | | | | D.G.Mann in Round, Crawford, & Mann, 1990 | CAD_TWG | EcoAnalysts |
| Cymbellales 1 | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | | | | | | | | | | | CAD_TWG | CSUSM |
| Cymbellonitzschia | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Cymbellonitzschia | | | | | | CAD_TWG | CSUSM |
| Cymbellonitzschia diluviana | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Cymbellonitzschia | | Cymbellonitzschia diluviana | | | Hustedt | CAD_TWG | UCOB |
| Cymbopleura | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | | | | | CAD_TWG | CSUSM |
| Cymbopleura amphicephala | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura amphicephala | | | (Naegeli) Krammer | CAD_TWG | UCOB |
| Cymbopleura budayana | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura budayana | | | (Pantocsek) Krammer | CAD_TWG | UCOB |
| Cymbopleura cf apiculata | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura cf apiculata | | | Krammer | CAD_TWG | EcoAnalysts |
| Cymbopleura cf lata | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura cf lata | | | (Grunow) Krammer | CAD_TWG | EcoAnalysts |
| Cymbopleura citrus | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura citrus | | | (Carter & Bailey-Watts) Krammer | CAD_TWG | UCOB |
| Cymbopleura crassipunctata | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura crassipunctata | | | Krammer | CAD_TWG | CSUSM |
| Cymbopleura cuspidata | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura cuspidata | | | (Kutzing) Krammer | CAD_TWG | UCOB |
| Cymbopleura hauckii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura hauckii | | | (Van Heurck) Krammer | CAD_TWG | UCOB |
| Cymbopleura hybrida | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura hybrida | | | (Grunow) Krammer | CAD_TWG | UCOB |
| Cymbopleura inaequalis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura inaequalis | | | (Ehrenberg) Krammer | CAD_TWG | UCOB |
| Cymbopleura incerta | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura incerta | | | (Grunow) Krammer | CAD_TWG | UCOB |
| Cymbopleura laeviformis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura laeviformis | | | Krammer | CAD_TWG | UCOB |
| Cymbopleura lapponica | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura lapponica | | | (Grunow) Krammer | CAD_TWG | UCOB |
| Cymbopleura lata | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura lata | | | (Grunow ex Cleve) Krammer | CAD_TWG | CSUSM |
| Cymbopleura naviculiformis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura naviculiformis | | | (Auerswald ex Heiberg) Krammer | CAD_TWG | UCOB |
| Cymbopleura sp 1 | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura sp 1 | | | | CAD_TWG | EcoAnalysts |
| Cymbopleura subaequalis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura subaequalis | | | (Grunow) Krammer | CAD_TWG | NAU |
| Cymbopleura subcuspidata | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Cymbopleura | | Cymbopleura subcuspidata | | | (Krammer) Krammer | CAD_TWG | UCOB |
| Delicata | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Delicata | | | | | | CAD_TWG | UCOB |
| Delicatophycus delicatulus | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Delicatophycus | | Delicatophycus delicatulus | | | (Kutzing) M.J.Wynne | CAD_TWG | CSUSM |
| Denticula | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Denticula | | | | | | CAD_TWG | UCOB |
| Denticula cf valida | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Denticula | | Denticula cf valida | | | (Pedicino) Grunow in Van Heurck | CAD_TWG | CSUSM |
| Denticula creticola | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Denticula | | Denticula creticola | | | (Ostrup) Lange-Bertalot & Krammer | CAD_TWG | CSUSM |
| Denticula elegans | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Denticula | | Denticula elegans | | | Kutzing | CAD_TWG | UCOB |
| Denticula kuetzingii | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Denticula | | Denticula kuetzingii | | | Grunow | CAD_TWG | UCOB |
| Denticula subtilis | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Denticula | | Denticula subtilis | | | Grunow | CAD_TWG | UCOB |
| Denticula tenuis | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Denticula | | Denticula tenuis | | | Kutzing | CAD_TWG | UCOB |
| Denticula thermalis | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Denticula | | Denticula thermalis | | | Kutzing | CAD_TWG | UCOB |
| Denticula valida | | Bacillariophyta | | | Bacillariophyceae | | | Bacillariales | | | Bacillariaceae | | | | Denticula | | Denticula valida | | | (Pedicino) Grunow in Van Heurck | CAD_TWG | UCOB |
| Diadesmis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diadesmidaceae | | | | Diadesmis | | | | | | CAD_TWG | UCOB |
| Diadesmis confervacea | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diadesmidaceae | | | | Diadesmis | | Diadesmis confervacea | | | Kutzing | CAD_TWG | UCOB |
| Diadesmis sp 1 | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diadesmidaceae | | | | Diadesmis | | Diadesmis sp 1 | | | | CAD_TWG | CSUSM |
| Diatoma | | Bacillariophyta | | | Bacillariophyceae | | | Tabellariales | | | Tabellariaceae | | | | Diatoma | | | | | | CAD_TWG | UCOB |
| Diatoma anceps var linearis | | Bacillariophyta | | | Bacillariophyceae | | | Tabellariales | | | Tabellariaceae | | | | Diatoma | | Diatoma anceps | | Diatoma anceps var linearis | M Peragallo in Tempere & Peragallo | CAD_TWG | UCOB |
| Diatoma cf tenuis | | Bacillariophyta | | | Bacillariophyceae | | | Tabellariales | | | Tabellariaceae | | | | Diatoma | | Diatoma cf tenuis | | | C.Agardh | CAD_TWG | CSUSM |
| Diatoma ehrenbergii | | Bacillariophyta | | | Bacillariophyceae | | | Tabellariales | | | Tabellariaceae | | | | Diatoma | | Diatoma ehrenbergii | | | Kutzing | CAD_TWG | UCOB |
| Diatoma elongata | | Bacillariophyta | | | Bacillariophyceae | | | Tabellariales | | | Tabellariaceae | | | | Diatoma | | Diatoma elongata | | | (Lyngbye) C.Agardh | CAD_TWG | CSUSM |
| Diatoma moniliformis | | Bacillariophyta | | | Bacillariophyceae | | | Tabellariales | | | Tabellariaceae | | | | Diatoma | | Diatoma moniliformis | | | (Kutzing) D. M. Williams | CAD_TWG | Rhithron |
| Diatoma problematica | | Bacillariophyta | | | Bacillariophyceae | | | Tabellariales | | | Tabellariaceae | | | | Diatoma | | Diatoma problematica | | | Lange-Bertalot | CAD_TWG | EcoAnalysts |
| Diatoma tenuis | | Bacillariophyta | | | Bacillariophyceae | | | Tabellariales | | | Tabellariaceae | | | | Diatoma | | Diatoma tenuis | | | Agardh | CAD_TWG | UCOB |
| Diatoma vulgaris | | Bacillariophyta | | | Bacillariophyceae | | | Tabellariales | | | Tabellariaceae | | | | Diatoma | | Diatoma vulgaris | | | Bory | CAD_TWG | UCOB |
| Diatoma vulgaris var linearis | | Bacillariophyta | | | Bacillariophyceae | | | Tabellariales | | | Tabellariaceae | | | | Diatoma | | Diatoma vulgaris | | Diatoma vulgaris var linearis | Grunow in Van Heurck | CAD_TWG | UCOB |
| Diatomella | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Pinnulariaceae | | | | Diatomella | | | | | | CAD_TWG | UCOB |
| Diatomella balfouriana | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Pinnulariaceae | | | | Diatomella | | Diatomella balfouriana | | | Greville | CAD_TWG | UCOB |
| Didymosphenia | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Didymosphenia | | | | | | CAD_TWG | CSUSM |
| Didymosphenia geminata | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Didymosphenia | | Didymosphenia geminata | | | (Lyngbye) M Schmidt in Schmidt et al | CAD_TWG | UCOB |
| Diploneis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | | | | | CAD_TWG | UCOB |
| Diploneis aestuari | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis aestuari | | | Hustedt | CAD_TWG | UCOB |
| Diploneis boldtiana | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis boldtiana | | | | CAD_TWG | EcoAnalysts |
| Diploneis calcilacustris | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis calcilacustris | | | | CAD_TWG | EcoAnalysts |
| Diploneis cf elliptica | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis cf elliptica | | | (Kutzing) Cleve | CAD_TWG | EcoAnalysts |
| Diploneis cf puella | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis cf puella | | | (Schumann) Cleve | CAD_TWG | CSUSM |
| Diploneis elliptica | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis elliptica | | | (Kutzing) Cleve | CAD_TWG | UCOB |
| Diploneis finnica | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis finnica | | | (Ehrenberg) Cleve | CAD_TWG | UCOB |
| Diploneis fontanella | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidacceae | | | | Diploneis | | Diploneis fontanella | | | Lange-Bertalot | CAD_TWG | CSUSM |
| Diploneis hinziae | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis hinziae | | | Lange-Bertalot & Fuhrmann | CAD_TWG | CSUSM |
| Diploneis interrupta | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis interrupta | | | (Kutzing) Cleve | CAD_TWG | UCOB |
| Diploneis krammeri | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis krammeri | | | | CAD_TWG | CSUSM |
| Diploneis marginestriata | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis marginestriata | | | Hustedt | CAD_TWG | UCOB |
| Diploneis modica | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis modica | | | Hustedt | CAD_TWG | UCOB |
| Diploneis oblongella | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis oblongella | | | (Naegeli in Kutzing) Cleve-Euler in Cleve-Euler | CAD_TWG | UCOB |
| Diploneis oculata | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis oculata | | | (Brebisson in Desmazieres) Cleve | CAD_TWG | UCOB |
| Diploneis ovalis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis ovalis | | | (Hilse in Rabenhorst) Cleve | CAD_TWG | UCOB |
| Diploneis parma | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis parma | | | Cleve | CAD_TWG | UCOB |
| Diploneis praetermissa | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis praetermissa | | | Lange-Bertalot & A.Fuhrmann | CAD_TWG | CSUSM |
| Diploneis pseudovalis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis pseudovalis | | | Hustedt | CAD_TWG | UCOB |
| Diploneis puella | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis puella | | | (Schumann) Cleve | CAD_TWG | UCOB |
| Diploneis separanda | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis separanda | | | Lange-Bertalot in Werum & Lange-Bertalot | CAD_TWG | UCOB |
| Diploneis smithii | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis smithii | | | (Brebisson in W Smith) Cleve | CAD_TWG | UCOB |
| Diploneis submarginestriata | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis submarginestriata | | | Jovanovska, Lange-Bertalot & Levkov | CAD_TWG | CSUSM |
| Diploneis subovalis | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Diploneidaceae | | | | Diploneis | | Diploneis subovalis | | | Cleve | CAD_TWG | UCOB |
| Discostella | | Bacillariophyta | | | Mediophyceae | | | Stephanodiscales | | | Stephanodiscaceae | | | | Discostella | | | | | | CAD_TWG | UCOB |
| Discostella lakuskarluki | | Bacillariophyta | | | Mediophyceae | | | Stephanodiscales | | | Stephanodiscaceae | | | | Discostella | | Discostella lakuskarluki | | | | CAD_TWG | EcoAnalysts |
| Discostella pseudostelligera | | Bacillariophyta | | | Mediophyceae | | | Stephanodiscales | | | Stephanodiscaceae | | | | Discostella | | Discostella pseudostelligera | | | (Hustedt) Houk & Klee | CAD_TWG | UCOB |
| Discostella sp 1 | | Bacillariophyta | | | Mediophyceae | | | Stephanodiscales | | | Stephanodiscaceae | | | | Discostella | | Discostella sp 1 | | | | CAD_TWG | CSUSM |
| Discostella stelligera | | Bacillariophyta | | | Mediophyceae | | | Stephanodiscales | | | Stephanodiscaceae | | | | Discostella | | Discostella stelligera | | | (Cleve & Grunow) Houk & Klee | CAD_TWG | UCOB |
| Discostella woltereckii | | Bacillariophyta | | | Mediophyceae | | | Stephanodiscales | | | Stephanodiscaceae | | | | Discostella | | Discostella woltereckii | | | (Hustedt) Houk & Klee | CAD_TWG | UCOB |
| Ellerbeckia | | Bacillariophyta | | | Coscinodiscophyceae | | | Paraliales | | | Paraliaceae | | | | Ellerbeckia | | | | | | CAD_TWG | UCOB |
| Ellerbeckia arenaria | | Bacillariophyta | | | Coscinodiscophyceae | | | Paraliales | | | Paraliaceae | | | | Ellerbeckia | | Ellerbeckia arenaria | | | (Moore ex Ralfs) Crawford | CAD_TWG | UCOB |
| Encyonema | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | | | | | CAD_TWG | UCOB |
| Encyonema appalachianum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema appalachianum | | | M. Potapova | CAD_TWG | CSUSM |
| Encyonema auerswaldii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema auerswaldii | | | Rabenhorst | CAD_TWG | UCOB |
| Encyonema caespitosum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema caespitosum | | | Kutzing | CAD_TWG | UCOB |
| Encyonema cf caespitosum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema cf caespitosum | | | | CAD_TWG | CSUSM |
| Encyonema cf evergladianum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema cf evergladianum | | | Krammer | CAD_TWG | EcoAnalysts |
| Encyonema cf gracile | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema cf gracile | | | Kirchn. | CAD_TWG | CSUSM |
| Encyonema cf minutum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema cf minutum | | | (Hilse) D.G.Mann | CAD_TWG | CSUSM |
| Encyonema cf ventricosum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema cf ventricosum | | | (C.Agardh) Grunow | CAD_TWG | CSUSM |
| Encyonema cf yellowstonianum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema cf yellowstonianum | | | Krammer | CAD_TWG | CSUSM |
| Encyonema elginense | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema elginense | | | (Krammer) Mann in Round, Crawford & Mann | CAD_TWG | UCOB |
| Encyonema evergladianum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema evergladianum | | | Krammer | CAD_TWG | EcoAnalysts |
| Encyonema gracile | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema gracile | | | Rabenhorst | CAD_TWG | UCOB |
| Encyonema hamsherae | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema hamsherae | | | D.Winter & L.Bahls | CAD_TWG | EcoAnalysts |
| Encyonema hilliardii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema hilliardii | | | (Manguin) Krammer | CAD_TWG | UCOB |
| Encyonema hintzii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema hintzii | | | Krammer | CAD_TWG | CSUSM |
| Encyonema lacustre | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema lacustre | | | (Agardh) Pantocsek | CAD_TWG | UCOB |
| Encyonema latens | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema latens | | | (Krasske) D.G.Mann | CAD_TWG | NAU |
| Encyonema latum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema latum | | | Krammer | CAD_TWG | UCOB |
| Encyonema leibleinii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema leibleinii | | | | CAD_TWG | CSUSM |
| Encyonema lunatum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema lunatum | | | (W Smith) Van Heurck | CAD_TWG | UCOB |
| Encyonema mesianum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema mesianum | | | (Cholnoky) Mann in Round, Crawford & Mann | CAD_TWG | UCOB |
| Encyonema minutum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema minutum | | | (Hilse) D.G.Mann | CAD_TWG | UCOB |
| Encyonema minutum var pseudogracilis | | Heterokontophyta | | | Bacillariophyceae | | | Cymbellales | | | Cymbellaceae | | | | Encyonema | | Encyonema minutum | | Encyonema minutum var pseudogracilis | (Cholnoky) Czarn. | CAD_TWG | CSULB-SEAL |
| Encyonema montanum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema montanum | | | Bahls | CAD_TWG | CSUSM |
| Encyonema muelleri | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema muelleri | | | (Hustedt) Mann in Round, Crawford & Mann | CAD_TWG | UCOB |
| Encyonema neogracile | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema neogracile | | | Krammer | CAD_TWG | EcoAnalysts |
| Encyonema nicafei | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema nicafei | | | Spaulding | CAD_TWG | CSUSM |
| Encyonema norvegicum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema norvegicum | | | (Grunow) Mayer | CAD_TWG | UCOB |
| Encyonema obscurum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema obscurum | | | (Krasske) Mann in Round, Crawford & Mann | CAD_TWG | UCOB |
| Encyonema pergracile | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema pergracile | | | Krammer | CAD_TWG | EcoAnalysts |
| Encyonema perpusillum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema perpusillum | | | (A. Cleve) Mann in Round, Crawford & Mann | CAD_TWG | UCOB |
| Encyonema reichardtii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema reichardtii | | | (Krammer) Mann in Round, Crawford & Mann | CAD_TWG | UCOB |
| Encyonema silesiacum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema silesiacum | | | (Bleisch) D.G.Mann | CAD_TWG | UCOB |
| Encyonema sp 1 | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema sp 1 | | | | CAD_TWG | CSUSM |
| Encyonema sp 2 | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema sp 2 | | | | CAD_TWG | CSUSM |
| Encyonema sp 3 | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema sp 3 | | | | CAD_TWG | EcoAnalysts |
| Encyonema sp 5 | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema sp 5 | | | | CAD_TWG | CSUSM |
| Encyonema sp 6 | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema sp 6 | | | | CAD_TWG | CSUSM |
| Encyonema triangulum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema triangulum | | | (Ehrenberg) Kutzing | CAD_TWG | UCOB |
| Encyonema ventricosum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema ventricosum | | | (C.Agardh) Grunow | CAD_TWG | CSUSM |
| Encyonema vulgare | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema vulgare | | | | CAD_TWG | EcoAnalysts |
| Encyonema yellowstonianum | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonema | | Encyonema yellowstonianum | | | | CAD_TWG | CSUSM |
| Encyonopsis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | | | | | CAD_TWG | UCOB |
| Encyonopsis cesatiformis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis cesatiformis | | | Krammer | CAD_TWG | CSUSM |
| Encyonopsis cesatii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis cesatii | | | (Rabenhorst) Krammer | CAD_TWG | UCOB |
| Encyonopsis cf cesatii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis cf cesatii | | | (Rabenhorst) Krammer | CAD_TWG | EcoAnalysts |
| Encyonopsis cf krammeri | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis cf krammeri | | | Reichardt | CAD_TWG | EcoAnalysts |
| Encyonopsis descripta | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis descripta | | | (Hustedt) Krammer | CAD_TWG | UCOB |
| Encyonopsis descriptiformis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis descriptiformis | | | Bahls 2013 | CAD_TWG | EcoAnalysts |
| Encyonopsis falaisensis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis falaisensis | | | (Grunow) Krammer | CAD_TWG | UCOB |
| Encyonopsis hustedtii | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis hustedtii | | | Bahls 2013 | CAD_TWG | EcoAnalysts |
| Encyonopsis krammeri | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis krammeri | | | Reichardt | CAD_TWG | CSUSM |
| Encyonopsis medicinalis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis medicinalis | | | | CAD_TWG | EcoAnalysts |
| Encyonopsis microcephala | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis microcephala | | | (Grunow) Krammer | CAD_TWG | UCOB |
| Encyonopsis minuta | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis minuta | | | | CAD_TWG | CSUSM |
| Encyonopsis montana | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis montana | | | Bahls | CAD_TWG | EcoAnalysts |
| Encyonopsis neerlandica | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis neerlandica | | | Van de Vijver, Verweij, van der Wal & A.Mertens | CAD_TWG | EcoAnalysts |
| Encyonopsis sp 1 | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis sp 1 | | | | CAD_TWG | EcoAnalysts |
| Encyonopsis sp 2 | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis sp 2 | | | | CAD_TWG | EcoAnalysts |
| Encyonopsis subminuta | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis subminuta | | | Krammer & Reichardt in Krammer | CAD_TWG | UCOB |
| Encyonopsis thumensis | | Bacillariophyta | | | Bacillariophyceae | | | Cymbellales | | | Gomphonemataceae | | | | Encyonopsis | | Encyonopsis thumensis | | | | CAD_TWG | EcoAnalysts |
| Entomoneis | | Bacillariophyta | | | Bacillariophyceae | | | Surirellales | | | Entomoneidaceae | | | | Entomoneis | | | | | | CAD_TWG | UCOB |
| Entomoneis alata | | Bacillariophyta | | | Bacillariophyceae | | | Surirellales | | | Entomoneidaceae | | | | Entomoneis | | Entomoneis alata | | | Ehrenberg | CAD_TWG | UCOB |
| Entomoneis costata | | Bacillariophyta | | | Bacillariophyceae | | | Surirellales | | | Entomoneidaceae | | | | Entomoneis | | Entomoneis costata | | | (Hustedt) Reimer | CAD_TWG | CSUSM |
| Entomoneis ornata | | Bacillariophyta | | | Bacillariophyceae | | | Surirellales | | | Entomoneidaceae | | | | Entomoneis | | Entomoneis ornata | | | (Bailey) Reimer in Patrick & Reimer | CAD_TWG | UCOB |
| Entomoneis paludosa | | Bacillariophyta | | | Bacillariophyceae | | | Surirellales | | | Entomoneidaceae | | | | Entomoneis | | Entomoneis paludosa | | | (W Smith) Reimer in Patrick & Reimer | CAD_TWG | UCOB |
| Eolimna | | Heterokontophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Eolimna | | | | | | CAD_TWG | UCOB |
| Eolimna elorantana | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Eolimna | | Eolimna elorantana | | | | CAD_TWG | EcoAnalysts |
| Eolimna muraloides | | Bacillariophyta | | | Bacillariophyceae | | | Naviculales | | | Naviculaceae | | | | Eolimna | | Eolimna muraloides | | | (Hustedt) Lange-Bertalot & Kulikovskiy | CAD_TWG | CSUSM |
|