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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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Caloneis_schumanniana_external_view_apice_10µm.jpg
Species
Caloneis schumanniana
Caption
External view of apice. Note the eccentric raphe and the broad, gently tapering axial area.
Scalebar = 10 µm
