''Cyclostephanos'' is a genus of
diatom
A diatom (Neo-Latin ''diatoma'') is any member of a large group comprising several Genus, genera of algae, specifically microalgae, found in the oceans, waterways and soils of the world. Living diatoms make up a significant portion of Earth's B ...
s belonging to the family
Stephanodiscaceae.
The genus has
cosmopolitan distribution
In biogeography, a cosmopolitan distribution is the range of a taxon that extends across most or all of the surface of the Earth, in appropriate habitats; most cosmopolitan species are known to be highly adaptable to a range of climatic and en ...
.
Species:
*''
Cyclostephanos costatus''
*''
Cyclostephanos fenestratus''
*''
Cyclostephanos gasseae''
References
Thalassiosirales
Diatom genera
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