328 FIELD MUSEUM OF NATURAL HISTORY ZOOLOGY, VOL. VII. 



3.4 to 4.8 in head; maxillary scarcely reaching past front of orbit; 

 snout blunt 3.2 to 4.0 in head; eye 2.9 to 3.7 in head; spinous and 

 soft dorsals usually well separated at base ; separation of ventrals less 

 than y>, their width at base; cheeks, opercles, and nape fully scaled; 

 breast usually scaled; lateral line usually complete. 



Color greenish olive, dorsal surface with 6 dark bars, short and 

 somewhat broken, these alternating with blotches of rusty red (in 

 life); belly greenish yellow to almost white; upper half of spinous 

 dorsal except tip, orange; soft dorsal and caudal fins barred; other 

 fins nearly white. 



Seldom reaching a length of 2 inches. 



This fish ranges from Iowa to Ohio and Louisiana. 



Hickory Creek, New Lenox, Illinois. 



Etheostoma iowae Jordan & Meek. 



Head 3.7 to 4.0; depth 5.4 to 6.8; D. vin to xi 9 ton; A. n, 6 

 to 8; scales 55 to 60. 



Body slender, little compressed; head rather large with bluntish 

 snout; interorbital space narrow, convex; mouth small, nearly hor- 

 izontal, its cleft 3.6 to 4.0 in head; lower jaw the shorter; maxillary 

 reaching to front of orbit; eye 3.3 to 4.4 in head; spinous, and soft 

 dorsal separated by a space greater than diameter of the eye; sepa- 

 ration of ventrals less than half their width at base; gill membranes 

 scarcely connected; cheeks, opercles, and nape fully scaled; breast 

 naked; belly covered with ordinary scales; lateral line incomplete, 

 lacking on about 25 scales. 



Color greenish, finely blotched with darker; back with 9 to n 

 dark-brown quadrate spots; sides with n or 12 narrow dark bars, 

 those on posterior half of body most conspicuous and meeting those 

 on opposite side on belly; soft dorsal, anal, and caudal with bars; 

 spinous dorsal with row of dark spots near base and barred on upper 

 half. 



Length 2 inches. 



This species ranges from the Assiniboin to Indiana. 



Des Plaines River, Berwyn, Illinois. 



Etheostoma jessias (Jordan & Brayton). 



Head 3.7 to 4.2; depth 4.8 to 5.4; D. x to xn 12 or 13; A. n. 

 7 or 8; scales 49 to 57. 



Body robust, compressed; head large, tapering above and below 

 to a bluntly pointed tip; interorbital space narrow, convex; mouth 

 rather large, terminal, oblique; margin of upper lip on level with the 



