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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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Images of
Ulnaria
goulardii
(Bréb. ex Cleve and Grunow) D.M.Williams, Potapova and C.E.Wetzel 2020
Type Specimen
Slide Number
Academy of Natural Sciences GC 109954H
Scalebar = 10 µm
Slide Number
Academy of Natural Sciences GC 109954H
Scalebar = 10 µm
Slide Number
Academy of Natural Sciences GC 109962H
Scalebar = 10 µm
Slide Number
Academy of Natural Sciences GC 109962H
Scalebar = 10 µm
Slide Number
Academy of Natural Sciences GC 109954H
Notes
girdle view
Scalebar = 10 µm
Slide Number
Academy of Natural Sciences GC 108491H
Scalebar = 10 µm
Slide Number
Academy of Natural Sciences GC 108491H
Scalebar = 10 µm