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Diatoms of North America
Practitioners
Morphology
Centric
Araphid
Eunotioid
Symmetric Biraphid
Monoraphid
Asymmetric Biraphid
Epithemioid
Nitzschioid
Surirelloid
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Glossary
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What are diatoms?
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Niridis4.jpg
Species
Neidium not-iridis
Slide Number
Iowa Lakeside Lab, Reimer Herbarium #L-9-69
Name
North Hwy 9 Pond, Dickinson County, Iowa
Caption
Valve view
Coordinates
R37W, T99N
Notes
Image by Tyler Kohler
Scalebar = 10 µm