April, igio. Fishes of Chicago — -Meek and Hildebrand. 269 



fin over ventrals, its origin nearer tip of snout than base of caudal; 

 lateral line usually incomplete; scales before dorsal 12 to 14. 



Color dark olivaceous above, silvery below; a dark lateral band 

 from snout through eye to base of caudal ; margin of lower lip black. 



Length 2 inches. 



This -fish ranges from Minnesota to New York, Ohio, and Kansas. 



Hickory Creek, New Lenox, Illinois; Wolf Lake, Roby, Indiana. 



Fig. 33. Black-striped Minnow. 



Notropis heterodon (Cope). (From Forbes and Richardson.) 



Notropis cayuga Meek. Blunt-nosed Min.vow. 



Head 3.7 to 4.1 ; depth 4.5 to 5.2 ; D. 8; A. 7 to 8; scales 34 to 36. 



Body elongate, not much compressed; head rather large; snout 

 blunt; mouth small, but little oblique, the tip of upper lip below level 

 of lower margin of the eye; maxillary not reaching eye, its length 4.2 

 to 4.9 in head; snout 3.2 to 3.8; diameter of eye 3.1 to 3.5 ; teeth 4-4, 

 hooked, the grinding surface narrow; alimentary canal i to 1.2 times 



Fig. 34. Blunt-nosed Minnow. 



Notropis cayuja Meek. (After Forbes and Richardson.) 



length of body; peritoneum silvery; lateral line usually incomplete; 

 scales 12 to 15 rows before dorsal fin. 



Color olivaceous, the scales dark edged; a black lateral stripe 

 from snout to base of caudal; a faint caudal spot; margin of lower 

 jaw without black. 



