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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
Genera
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What are diatoms?
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Gomphonema_duplipunctatum_map2.jpg
Species
Gomphonema duplipunctatum
Caption
Distribution of
Gomphonema duplipunctatum
in the Northwest United States.
Credit
Montana Diatom Database
