180 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY - IV. 



males olivaceous, obscurely marked. Head 4^; depth 4J. D. S; A. 8; 



.-scales ()-il-."> ; teeth 1, -4-4, 1, usually with entire edges. L. 5-G inches. 

 Ciiiulu'iland J liver to Savannah Iviver; abundant in the mountain 

 streams. Known by its large size and the peculiar yellowish band 

 across the caudal. 



(/////>-;/. />/* i/.tiiftui-Hx Cope, Proo. Acad. Nat. Soi. Phila. 1867, 160 : Lcuciscus kentucki- 

 (Jiiiitlicr, vi 



iilf>. . curystoina Jordan. 



I '.ody elongate, compressed, tapering toward the snout and the long 

 caudal peduncle. Head moderate, larger than in C. nivea, rather 

 pointed, wide on top ; snout rather long. Muzzle large, quite oblique, 

 the premaxillaries on the level of the pupil; upper jaw slightly the 

 longer. Eye moderate. 3 in head. Scales moderate, rather closely 

 imbricated, but less so than in C. analostana. Pectorals not reaching 

 ventrals, the latter about to vent ; vertical fins not especially elevated. 

 Color olivaceous, the sides bright silvery, a round black spot, nearly 

 as large as eye, at base of caudal; dorsal blotch rather faint; dorsal 

 fin chiefly yellowish green, ferruginous above, the extreme tip milky 

 white; caudal fin rusty, with milk-white tips; lower fins milk-white. 

 Snout and front ill males tubercnlate ; minute tubercles on sides of 

 tail. Head 4; depth 4J. D. 8; A. 8; scales G-39-3; teeth 1, 4-4, 1, 

 with narrow grinding surfaces, the edges of which are usually crenate. 

 L. 3i-4 inches. Chattahooehee River. 



(Fhotogenis eurystomiis Jordan, Ann. Lye. Nat. Hist. N. Y. 1876, 356, exclusive of tho 

 snialliT sjirciiucns mentioned, which ar HJiiinilim rowix/i/is; not Cndmna curyutoma Jor- 

 dan, Bull. U. S. Nut. Mas. xii, 42= Minnilus zoitistius : Photof/eniv Icm-opus Jordan it 

 Brayton, Bull. U. S. Nat. Mus. xii, 41, 1878.) 



a-O. C. nivea (Cope) J. & G. 



liody regularly fusiform, the dorsal outline more arched than the 

 ventral. Head conic. Muzzle obtuse, not project ing. Month nearly 

 terminal, slightly oblique, maxillary reaching front of eve. Kye 3 in 

 head. Coloration very pale, a narrow bluish band along the caudal 

 peduncle, forming a faint spot at the root of the caudal. Dorsal I'm in 

 the males considerably elevated, largely dusky on its last rays, the rest 

 of the tin creamy ; the tips of the dorsal, the tips of the caudal, and the 

 whole of the anal with milk-white pigment. Males with the snout and 

 ante-dorsal region covered with small tubercles. Head 4^ ; depth 5.^. 

 I). S; A..S; scales <!-,'>!>-.'!; teeth 1, 4-4, 1, with narrow grinding sur- 

 face. L. 2i inches, llasin of the Santee, North and South Carolina. 



(Hybopsit nivmu Cope, Proc. Aim-r. 1'liil. Sue. Phila. 1^70, 4(50: I'liotof/rnix iiirmu Jor- 

 dan &, Braytnn, JS'ill. L*. S. Nat. Mus. xii, -JO.) 



