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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
News
Projects
Review Board
Taxon Contributors
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What are diatoms?
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NCPA0009_PSmargiulatum_1ed.jpg
Species
Psammothidium acidoclinatum
Slide Number
ANSP GC58649
Site ID
ANSP GCM4224
Name
Shannensburg Run, PA
Caption
rapheless valve
Coordinates
41.44017, -76.53123
Scalebar = 10 µm
