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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
Genera
Species
Glossary
About Us
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What are diatoms?
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WACA19_07a.jpg
Species
Planothidium holstii
Site ID
ANSP GSSNOW_A
Name
Snow Lake, WA
Caption
Rapheless valve, external view
Coordinates
46.75759329, -121.6982468
Notes
Image credit: Marina Potapova and Mihaela Enache
Scalebar = 2 µm