Class Osteichthyes
Order Cypriniformes
Family Cyprinidae
Historically, one species (P. lucius, Colorado Squawfish) inhabited the Colorado River drainage (Page and Burr 1991).
Sites.
Irvingtonian: El Golfo (Croxen et al. 2007: cf.).
Literature. Croxen et al. 2007; Page and Burr 1991.
Last Update: 15 May 2014