Class Osteichthyes
Order Cypriniformes
Family Catostomidae
Croxen et al. (2007) reported this fish from El Golfo, Sonora, Mexico.
Sites.
Irvingtonian: El Golfo (Croxen et al. 2007.
Literature Cited. Croxen et al. 2007.
Historically present in medium and large rivers of the Colorado River Basin (Page and Burr 1991).
Sites.
Late Blancan/Irvingtonian: Anza-Borrego Desert (Gensler et al. 2006: cf.)
?Rancholabrean: Tower EP 353 (Jefferson 2014).
Rancholabrean: Flowing Wells no. 3, East Mesa (Jefferson 1991a).
Late Wisconsin/Early Holocene: Miles Avenue Bridge (Jefferson 2014).
Literature. Gensler et al. 2006; Jefferson 1991a, 2014; Page and Burr 1991.
Last Update: 9 Apr 2015