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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
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What are diatoms?
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Citation
Sterrenburg, F.A.S. (1994) Studies on the genera
Gyrosigma
and
Pleurosigma
(Bacillariophyceae).
Proceedings of the Academy of Natural Sciences of Philadelphia 145: 217-236.
Genera
Gyrosigma
Species
Gyrosigma nodiferum
Gyrosigma obtusatum
Gyrosigma reimeri
