''Guinardia'' 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
Rhizosoleniaceae
Rhizosoleniaceae is a family of diatoms belonging to the order Rhizosoleniales.
Genera:
* ''Calyptrella'' Castillo, 1996
* ''Dactyliosolen'' A.F.Castracane, 1886
* ''Guinardia'' H.Peragallo, 1892
* ''Henseniella'' F.Schütt ex G.B.De Toni, 1894
...
.
The genus was
first described by H. Peragallo in 1892.
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:
* ''
Guinardia delicatula''
* ''
Guinardia flaccida''
* ''
Guinardia pungens''
* ''
Guinardia striata''
References
Diatoms
Diatom genera
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