Cyclostephanos
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Category
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ClassCoscinodiscophyceae
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OrderThalassiosirales
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FamilyStephanodiscaeae
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Type SpeciesCyclostephanos novaezeelandiae (Cleve in Cleve and Moller) Round in Theriot et al.
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ContributorSarah Spaulding, Mark Edlund - Dec 2008
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ReviewerSam Rushforth - May 2010
Displaying 3 of 3 species
Sorted from smallest to largest by maximum length
3 Additional Cyclostephanos species
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Biodata Reference
Cyclostephanos costatilimbus
Biodata Reference
Cyclostephanos damasii
Biodata Reference
Cyclostephanos delicatus
Citations & Links
Citations
Links
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Index Nominum Algarum
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CAS
Cite This Page
Spaulding, S., Edlund, M. (2008). Cyclostephanos. In Diatoms of North America. Retrieved May 01, 2026, from https://diatoms.org/genera/cyclostephanos?x-craft-preview=409442409a997390693ff24c7010fd6f1c96fb56f8f091fa016a63de9a54aaccecpiqubknd
Centric
Cyclostephanos
- Striae fasciculate, extending from valve face to mantle
- Costae may form 2 branches on mantle
- Rimoportulae positioned near, and below spine on mantle
The striae of Cyclostephanos are organized into bundles, or fascicles, that extend from the valve face onto the mantle. The costae, or thickened ribs, also extend from the valve face to mantle. The costae branch on the valve mantle below the plane of the marginal spines, a key feature of the genus. Marginal rimoportulae are positioned...