184 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY - IV. 



jy. Anal fin long, of 10 or 11 rays ; lius high. 



257. C. \;rtnir;i Jordan. 



Body moderately elongate, subfusiforin, heavy forwards. Head heavy, 

 somewhat elongate, rounded above. Mouth large, oblique, the lower 

 jaw included, maxillary reaching almost to orbit, preniaxillary oil level 

 <>!' upper part of pupil. Eye large, 3J in head. Fins all rather low, the 

 height of the dorsal fin, even in the males, only two-thirds the length of 

 head ; caudal fin large. Color dark steel-blue ; silvery below ; a faint 

 black spot at base of caudal; scales above dark-edged. Males with 

 the fins mostly bright crimson ; the dorsal largely black at its upper 

 posterior part ; dorsal, anal, and caudal fins with white pigment ; belly 

 and bases of the lower fins likewise pigmented ; head, and caudal pe- 

 duncle tuberculate in spring. Head 4; depth 3. D. 8; A. 10; scales 

 6-39-3 ; teeth 1, 4-4, 1. L. 3 inches. Altamaha Basin, Georgia ; locally 



abundant. 



(Minnilits jr(vurus Jordan, Proc. Acad. Nat. Sci. Pliila. 1877, 79: Codoma xcrnura 

 Jordan, Bull. U. S. Nat. Mus. xii, 52.) 



238. C. pyrrhomclas (Cope) J. & G. 



Body deep and compressed. Head stout, rather blunt. Mouth ob- 

 lique, the jaws about equal, maxillary reaching front of orbit. Eye 

 large, .">;: in head. Pectorals barely reaching ventrals, the latter to 

 anal; dorsal fiu greatly elevated, its height in the male as great as 

 Ifii .n 1 li of head ; caudal very broad and long, its peduncle stout and com- 

 pressed; anal fin large and long. Coloration of the males dark steel- 

 blue above; the scales darker edged; the belly abruptly milky white; 

 head pale reddish; snout, tip of lower jaw. and iris scarlet; dorsal dusky 

 at base, the usual large black blotch above, red in front, and broadly 

 milk-white at tip; tips of the caudal milk-white, next to this a dusky 

 creseent, a wide crescent of bright scarlet inside of the black, extend- 

 ing into the two lobes of the fin; base of caudal pale; anterior region 

 and sides of caudal peduncle with rather large tubercles. Females 

 duller. Head 4; depth :!'. ]). 8; A. 10; scales i\-:\r,-.\ ; teeth 1, 4-1, 1. 

 L. 3] inches. Hantee Basin; very abundant. The most ornate of our 



Cyprinidce. 







^Phologenis pyrrhomelas <'<>i><'. 1'ruc. AHHT. Phil. Soc. rhil.-i. 1870,463: Codoma pyr- 



Ji.nliin A Mrayl'.ii, Mull. I'. S. Nat. Mus. xii, 'Jv>, 1878.) 



259. '. li> |>s4>|o|f<>r:i (( ;iiutli<T) J. & G. 



Mody short, much compressed, 1 lie back elexated. Head short, flat- 

 tened above, the mu/./le ]>ointed. .Mouth large, very oblique, the jaws 



