50 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY 1. 



Nototropis photogenis (Cope) Jor. — Ohio R. 



Nototropis rubrifrons (Cope) Jor. — Abuudant. 



Nototropis rubellus (Ag.) Jor. — Abundant. 



Nototropis dilectus (Grd.) Jor. — Falls of Ohio. 



Nototropis micropteryx (Cope) Jor. — Eock Castle River. 



Myxostoma hreviceps Cope. — Ohio River. 



Placopharyx carinatus Cope. 



Carpiodes bison Ag. 



Carpiodes difformis Cope. 



Carpiodes cutisanserinus Cope. 



Bubalichthys hubalinus Jor. {Cat. bubalus Kirt. not of Raf.) 



IctlKclurus furcatus (Val.) Gill. 



Ichthaelurns robustus Jor. 



Amiurus natalis (Le S.) Gill. 



Noturus miurus Jordan. 



Noturus liacanthus Jor. 



Noturus lemniscatus (Le S.) Grd. — Ohio. 



Noturus exilis Nelson. — Southern Illinois. 



Amia calva L. 



Ammoccetes argenteus (Kirt.) Jor. — Common. 



