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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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Glossary
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What are diatoms?
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NCPA_024405_ed.jpg
Species
Psammothidium scoticum
Site ID
GCM4459
Name
Wykoff Run, PA
Caption
external view of raphe valve
Coordinates
41.23664, -78.18745
Scalebar = 2 µm
