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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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NCP0039_PSmargiulatum_2_ed.jpg
Species
Psammothidium acidoclinatum
Slide Number
ANSP GC58679
Site ID
ANSP GCM4254
Name
Angel Falls, PA
Caption
rapheless valve
Coordinates
41.39346, -76.67710
Scalebar = 10 µm
