Short pectoral fin spines, anal fin rays 22-27, caudal
fin less forked than other members of this genera.
Habitat: Inhabits sandy and rocky
riffles, runs and pools of clear creeks and small
rivers and also springs. Remarks:
Greatly resembles a small channel catfish, however,
body lacks spots and the caudal fin is not deeply
forked, the base of the anal fin is longer than the
USA to Rio Grande drainage including Pecos River system
in southeast New Mexico and Devils River in southern
Texas; also in northeastern Mexico. Type locality:
Headwaters of Rio Pecos, Texas.
(ed.) 1974 Field guide to freshwater fishes of North
America. Holt, Rinehart and Winston, New York. 212
p. The Audubon Society Field guide to
North American Fishes, Whales & Dolphins. Alfred
A. Knopf, New York. 848 p.