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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
Contact Us
What are diatoms?
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Ulnaria_contracta_GC111326a_09_cl.jpeg
Species
Ulnaria contracta
Slide Number
Academy of Natural Sciences GC 111326a
Scalebar = 10 µm
