Some madtoms of Arkansas. (A) Ozark Madtom; (B) Mountain Madtom; (C) Slendar Madtom; (D) Tadpole Madtom; (E) Ouachita Madtom; (F) Black River Madtom.

Catfish type fish with corresponding letters

A-B: Photos by Lawrence Page; C: Photo by M. R. Thomas; D: Photo by Richard T. Bryant; E: Photo by Henry W. Robison. F: Photo by J. J. D. Egge