Jordan and Everfnann. — Fishes of North America. 277 



the longer. Scales moderate, rather closely imbricated, but less so than 

 in N. whijiplii. 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 in males tnberculate ; minute 

 tubercles on sides of tail. Length 4 inches. Chattahoochee River, {evpvr, 

 wide; crro^a, mouth.) 



Photogenis enrijstomus, Jordan, Ann. Lye. Nat. Hist. N. Y., 1876, 35G, Nancy's Creek, tribu- 

 tary of Chattahoochee River, near Atlanta; exclusive of the smaller specimens men- 

 tioned, \vbich are Nolropiif sonislius ; (not Oodoma eurystoma, Jordan, Bull. U. S. Nat. Mus- 

 XII, 42 = Notropis zoiiislins). 



Photogenis leucopm, Jordan & Brayton, Bull. U. S. Nat. Mus., xii, 41, 1878, Chattahoochee 

 River, Gainesville, Georgia. (Type, No. 31124. Coll. Jordan & Brayton.) 



Cliola eiirystoma, Jordan & Gilbert, Synopsis, 180, 1883. 



446. NOTROPIS C.ERULEUS (Jordan). 



Head4i; depth 4^; eye moderate, 3i in head. D. 8 ; A. 8 ; scales 6-38-3; 

 teeth 1, 4-4, 1. Body fusiform, somewhat elongate, moderately compressed. 

 Head moderate. Snout rather pointed, overlapping the small, oblique 

 mouth, maxillaries reaching nostrils, preraaxillaries below level of pupil. 

 Scales firm, 15 in front of dorsal. Lateral line decurved. Fins all high, 

 the height of dorsal nearly one-fifth length of fish ; dorsal behind ventrals. 

 Males with the snout thickly tuberculate. Color bright steel-blue ; sides 

 and belly silvery white ; a very distinct lateral band of a bright blue-green 

 color, most distinct posteriorly, and forming a spot at the base of caudal ; 

 black dorsal blotch rather faint and diffuse ; tips of dorsal, anal, and 

 caudal charged with satin-white pigment ; the fins otherwise all of a 

 clear, bright yellow. Females and young with the markings obscure, the 

 blue lateral band usually evident. Length 3 inches. Alabama Basin; 

 common ; a very elegant little fish, (ewruleus, blue.) 



Photogenis cxnilens, Jordan, Ann. Lye. Nat. Hist. N. T., 1876, 338, Etowah River, Rome, 



Georgia. (Type, No. 17883. Coll. Jordan & Gilbert.) 

 Codonia cse.riilea, Jordan, Bull. U. S. Nat. Mus., xii, 52, 1878. 

 Cliola cxndea, Jordan & Gilbert, Synopsis, 182, 1883. 



447. NOTROPIS NIVEUS (Cope). 



Head4i; depth 5i ; eye 3^^ in head. D. 8; A. 8; scales 6-39-3; teeth 

 1, 4-4, 1, with narrow grinding surface. Body regularly fusiform, the 

 dorsal outline more arched than the ventral. Head conic. Muzzle obtuse, 

 not projectiug. Mouth nearly terminal, slightly oblique, maxillary reach- 

 ing front of eye. Coloration very pale, a narrow bluish band along 

 caudal peduncle, forming a faint spot at root of caudal. Dorsal fiu in 

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

 fin creamy; tip of dorsal, tips of caudal, and whole of anal with milk- 

 white pigment. Males with the snout and an tedorsal region covered with 

 small tubercles. Length 2^ inches. Southern Virginia to South Caro- 

 lina; common; an extremely variable species, which may prove to be 



