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Chasmistes brevirostris.png
Shortnose sucker
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Cypriniformes
Family: Catostomidae
Genus: Chasmistes
D. S. Jordan, 1878

Chasmistes is a genus of ray-finned fish in the Catostomidae family.[1]

They are native to freshwater habitats in the Western United States.

Several species are seriously threatened and one became extinct in recent history (a second extinct species is only known from fossils).[2]


The Chasmistes genus contains these species:


  1. ^ Froese, Rainer, and Daniel Pauly, eds. (2011). Species of Chasmistes in FishBase. August 2011 version.
  2. ^ "Chasmistes". Integrated Taxonomic Information System. Retrieved March 7, 2008.