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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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70-3a.jpg
Species
Achnanthidium atomus
Site ID
VA_VAEQ99-482
Name
SF Holston River
Caption
internal view of raphe valve
Coordinates
36.765333, -81.621302
Notes
image by Karin Ponader
Scalebar = 1 µm
