)6 PISHES. 



Mouth sub-inferior, rather small, the upper jaw the longer; 

 size not large ; teeth 4 — 4, or 1, 4 — 4, 1. 



f Dorsal fin in advance of ventrals. 



a. Lateral line 36 to 40; head short; lips little developed; 

 teeth 1, 4r-4, 1. 



3. C. amblops, (Raf.) Cope & Jordan. Big -Eyed 

 10B. Head rather broad; eye large, 3 in head, greater 

 an the width of the broad interorbital space; snout 

 unt; barbels well developed; mouth rather larger than 



the next; color olivaceous or bluish, sides silvery, 

 ten with a dusky band; D. I, 8; A. I, 8; lat. 1. 38. Ohio 

 illey; resembles somewhat Gliola ariomma, but has a 

 ry different mouth. 



4. C. winchelli, (Grd.) Jor. Clear Chttb. Head nar- 

 wer; eye large, 3 in head, much wider than the narrow 

 terorbital space; snout moderately blunt; barbels short; 

 lors darker, a dark lateral stripe. Tennessee River 

 d South, perhaps a variety of the preceding. (C 

 'alinus. Cope.) 



. Lateral line 45 to 50; long, slender species, with the head 

 elongate ; lips more developed ; teeth 4 — 4. 



5. C. dissimilis, (Kirt.) Cope. Spotted Shinbe. 

 ,le olivaceous, sides bright silvery, with a bluish 

 ;eral band, widened at intervals into spots; fins immac- 

 late; depth 5 in length; head 4; eye large, 3^ in head; 



I, 8; A. I, 7; lat. 1. 47 to 50; L. 6. Ohio Valley and 

 ,ke region, not uncommon. 



Dorsal fin inserted distinctly behind ventrals; lips greatly 

 developed ; a black blotch on last rays of dorsal. 



6. C. monachus. Cope. Solitary Chub. Form 

 )ngate, as in Pfienacohius ; a dark caudal spot; 



