Silva Center for Phycological Documentation: Index Nominum Algarum

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Rhoicosigma incertum H. Peragallo
Diatomiste 1, suppl.: 32, pl. IX: fig. 21. 1891. (F)
Type locality: USA: Long Island Sound

See Pleurosigma incertum (H. Peragallo) Cleve 1894
See Cochlearisigma incertum (H. Peragallo) G. Reid 2012

Retrieve all Rhoicosigma
Get original family assignment from Index Nominum Genericorum
Check for UC specimen record
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