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Diatoms of the United States is now known as Diatoms of North America.
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Cyclostephanos dubius

(Fricke) Round in E.C.Ther. et al. 1987      Category: Centric
BASIONYM: Cyclotella dubia
SYNONYM(S): Stephanodiscus dubius (Fricke) Hust. 1930 

Ctenophora pulchella


Cyclostephanos invisitatus

LM scalebar = 10 µm

Slide Number: ILH L-11-1

Site ID:

Site Name: Beck’s canal, West Lake Okiboji

Latitude: 43.37242

Longitude: 95.17301

Contributor: Lena Ivarsson - June 2011