LAMPREYS AND FISHES OF INDIANA. 209 



NoTROPis Boops Gilbert. 



Gilbert, 1884, 23, 201. 



Body rather stout, the depth in the length lour times. A gradual slope 

 from the dorsal fin to the front of the eye, the profile then descending 

 more rapidly. Head flat above. Head in length three and three- 

 fourths. Snout short, three and two-thirds times in length of the head. 

 Mouth moderate, oblique, the maxillary reaching the front of the eye. 

 Lower jaw included in the closed mouth. Eye large, three in head. 

 Scales 5-87-4; twelve or thirteen in front of the dorsal. Rays of dorsal 

 fin, eight ; anal, eight. Caudal forked. Color, plain olive; the scales 

 above with narrow brown edges. A silvery band along the sides. A 

 dusky spot on the opercle. 



Indiana to Arkansas. In our State specimens have been taken in the 

 Wabash Kiver in Carroll County {23, '88, 46); Brown and Rush coun- 

 ties (;?-i, '64, 201) ; Marion and Decatur counties ( J^, '93, 87). 



NoTROPis HUDSONius (DeW. Clinton). 



Spawn-eater. 



Cliola huU.sonia and C. storeriania, Jordan and Gilbert, 1882, 8, 171. 



Body elongate and moderately compressed. Depth in length four and 

 one-half to five times. Head short and the snout blunt ; in the length 

 four and one-half to five times. Top of the head rather wide and flat. 

 Mouth small, inferior and nearly horizontal; the maxillary reaching the 

 anterior border of the orbit. Eye in head, three times. Teeth 2, 4-4, 1 

 or 1, 4-4, 1 or 0. Dorsal rays, eight; anal, eight. Scales 5-39-6, 

 eighteen in front of the dorsal. The lateral line is nearly straight. 

 Color pale, with a lateral silvery band. There may occur a dusky spot 

 at the base of the caudal. Length eight inches at the most, usually* 

 much smaller. 



Distributed from Lake Superior east to New York, thence south to 

 Georgia east of the Mountains. In Indiana it has been taken only in 

 the northern portions of the State. Lakes of Laporte County (i, '77, 

 45, under the name Hybopsis storerianus); Michigan City (^, '88, 

 137); Kankakee River at Riverside (24-, '93, 87). The western 

 form has the teeth usually 2, .4-4, 1. Prof S. A. Forbes (U, No. 

 6, 82) says that this species is confined to the lakes, rivers and 

 streams of some magnitude, and that it is abundant in Lake Michigan. 

 He found that its food is mostly animal in its origin. A small part of it 

 consisting of fishes and a few mollusks. In-ects constituted about a 

 14 — Geology. 



