PI.ATF »0. 



Fig. 45— Amiurus nigrilabris (Cope) Gill & Jordan. 

 Coneotoja Creek, Pa. (From type.) 



Fig. 4G — Amiurus pnlhis (Delay) Gill. 

 Genesee 11., jST. Y. Xat. size. 



-Amiurus puUus [Dclcaiji Gill. 

 Genesee II • 



Pig 48— Amiurus brumions (-ror. ) 

 Ocmul^-eo II., Ga. (Type.) 



