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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
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What are diatoms?
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WACA19_06.jpg
Species
Psammothidium lacustre
Site ID
ANS_WACA019
Name
Snow Lake, Washington
Caption
External view of rapheless valve
Coordinates
46.7576, -121.6982
Scalebar = 5 µm
