''Biotodoma'' is a small
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...
of
cichlids native to rivers in the
Amazon
Amazon most often refers to:
* Amazons, a tribe of female warriors in Greek mythology
* Amazon rainforest, a rainforest covering most of the Amazon basin
* Amazon River, in South America
* Amazon (company), an American multinational technolog ...
,
Orinoco and
Essequibo basins in
South America
South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the sout ...
.
Species
There are two currently recognized species in the genus,
but additional
cryptic species are known to exist.
[Carvalho, A.P.C., R.A. Collins, J.G. Martínez, I.P. Farias, and T. Hrbek (2019). From shallow to deep divergences: mixed messages from Amazon Basin cichlids. Hydrobiologia 832(1): 317–329. ]
* ''
Biotodoma cupido''
( Heckel, 1840) (green-streaked eartheater)
* ''
Biotodoma wavrini''
( J. P. Gosse, 1963) (Orinoco eartheater)
References
*
Geophagini
Cichlid genera
Taxa named by Carl H. Eigenmann
{{Cichlidae-stub