LAMPREYS AND FISHES OF INDIANA. 195 



Suout rounded, projecting beyond the upper lip, longer than the diam- 

 eter of the eye, which is contained in head four and a half times. Mouth 

 small, semicircular. Dorsal rays twenty-six to thirty-two, the first about 

 half as long as the base of the fin. Scales 8-37 to 40-6. Caudal fin 

 considerably forked. Color above somewhat dusky, silvery below. May 

 reach a length of one to two feet. 



Ohio Valley and southwest. Falls of the Ohio (9, 9, 34) ; Lower 

 Wabash River (i, '77, 45) ; East Fork White River, in Lawrence County 

 {23, '84, 200); White River at Indianapolis {1, '11, 377); Wabash 

 River {6, 1870, 484). 



This fish is used lor food, but is not highly esteemed. 



ICTIOBUS VELIFER (Raf.). 



Quill back; Sailor; Spear-fish. 



Carpiodes cyprimis, in part, Jordan and Gilbert, 1882, 8, 119 ; Ictiobus 

 velifer, Jordan, 1885, 33, 2. 



Body deep and much compressed, the back usually much arched from 

 the head to the dor?al fin; an angle at the back of the head, in front of 

 which the profile is nearly strait to the snout. This is blunt, pi-ojecting 

 more or less beyond the mouth, and is contained in the length of the 

 head about three and one-quarter times. Mouth small, the halves of the 

 lower lip meeting at a sharp angle. Opercles large and striated. Head 

 in the length three and three-quarters to four times. Dorsal rays twenty- 

 six, the longest slender and reaching back two-thirds or more to the 

 hinder end of the fin. Anal rays, eight Caudal lobes blunt ; the fork 

 not deep. Scales, 8-38-6. Color bluish silvery above, white below. 

 Paired fins, sometimes red. Length a foot or less. 



Ohio to Iowa and south. Indiana localities: Ohio County (23, '88, 

 56) ; Franklin County (5, No. 2, 4) ; Carroll County (23, '88, 44) ; 

 Wabash River (Cope, 6, 1870, 482) ; Vigo County (16, 94) ; Lake Mich- 

 igan (14; No. 2, 65, Carpiodes selene) ; Logansport (4, '94, 36) ; Wabash 

 County (24, '93, 82). 



ICTIOBUS DIFFORMIS C'ope. 



Jordan and Gilbert, 1882, 8, 883; Carpiodes difformis, op. cit. 120 

 Body high and much arched above ; a slight angle at the back of the 

 head. In profile view the snout is high and steep, the lower side of the 

 head straight. Snout very short, its length in that of the head five 

 times ; the nostril near the tip. Diameter of the eye in head, three and 

 one-half; greater than the length of the snout — (in /. velifer the snout 

 equals the eye). Mouth small, semicircular, the corner lying behind a 

 perpendicular from the anterior border of the eye. 



