First dorsal ray a thin splint, closely attached to first well developed 

 ray, and with a thinner covering of adipose tissue j no dark spot at 

 front of dorsal near basej back little flattened 12 



12. Anal rays 9 to 12, rarely 8 



Common Shiner 

 Notrofis cornutus (Mitchill) 



Anal rays 7 or 8, rarely 9 13 



13. Anal rays typically 8j fins smaller, length of depressed dorsal about 

 1.5 in distance from occiput to dorsal j dorsal usually inserted nearer 

 base of caudal than tip of snout and distinctly behind the pelvic 

 insertion J predorsal scales rather irregularly arranged and 13 to 22 

 in number 



Blacknose Shiner 

 Notrofis heterolefls Eigenmann and Eigenmann 



Anal rays typically 7 j fins larger, length of depressed dorsal about 1.2 

 in distance from occiput to dorsal j dorsal usually inserted nearer 

 tip of snout than base of caudal, and distinctly over or before pel- 

 vic insertion j predorsal scales rather regularly arranged and usually 

 12 or 13 in number 



Bridled Shiner 

 Notrofis bifrenatus (Cope) 



37 



