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Class Osteichthyes
Order Cypriniformes
Family Cyprinidae


Regional Pleistocene distribution of Rhinichthys osculusRhinichthys osculus (Girard 1856)—Speckled Dace

Page and Burr (1991) noted this species as the most ubiquitous fish in the western United States, occurring from British Columbia south into Sonora.

Czaplewski and Mead et al. (1999) reported this fish from Papago Springs Cave on the basis of a lower pharyngeal element.


Mid Wisconsin: Papago Springs Cave (Czaplewski and Mead et al. 1999).

Literature. Czaplewski and Mead et al. 1999; Page and Burr 1991.


Last Update: 15 May 2014