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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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Stauroneisgracillima_origimag001.jpg
Species
Nupela tenuicephala
Caption
Plate 469, figs 7-10. Stauroneis gracillima (Simonsen 1987)
