31. CYPRINIDJE CLIOLA. 
183 
caudal charged witli satin- white pigment ; the fins otherwise all of a 
clear, bright yellow. Females and young with the markings obscure, 
the blue lateitil band usually evident. Head 4^; depth 4|. D. Sj A. 
8; scales (1-38-3; teeth 1, 4-4, 1. L. 3 inches. Alabama Basin. 
( Phofogenis cwruleus Jordan, Ann. Lyc. Nat. Hist. N. Y. 1876, 338: Codoma cwrulea Jor- 
dan, Bull. U. S. Nat. Mus. xii, 52, 1878.) 
255. C. cEiSoristia Jordan &. Braytou. 
Body short and deep, strongly compressed, the form elliptical, as in 
C. pyrrliomelas^ but rather deeper. Head rather small and iioiuted. 
IMouth quite oblique, the maxillary not reaching the line of the orbit, 
the upper jaw projecting beyond the lower, iiremaxillary on the level of 
the pupil. Eye small, less than snout, 4 in head. Lateral line decurved. 
Fins moderate. Nuiitial tubercles covering the whole body, except the 
space anterior to the ventrals and below the lateral line; those on the 
body much smaller than those on the head. Coloration dark steel-blue; 
a very distinct blue stripe along each side of caudal peduncle ; back clear 
green ; lower part of sides abruptly milk-white; black dorsal blotch large, 
the lower ])art of the fin with bright pale-green pigment, the tip milky; 
caudal dusky, its tips milky, its base pale; anal and ventrals milky, a 
faint dusky spot on last raj s of anal ; iris white. Females slenderer aud 
less brightly colored; no caudal spot. Head 4; depth 4. D. 7; A. 8; 
scales 5-37-3 ; teeth 1, 4-4, 1. L. 3 inches. Santee Basin, South Caro- 
lina. 
{Codoma chloristia .lortlau & Brayton, Bull. U. S. Nat. Mus. xii, 21, 1878.) 
A’fc. No dark blotch on upiier ijosterior part of dorsal. 
25G. C. zosaa.ta (Agassiz) Jor. & Gilb. 
Physiognomy of Ceratichthys dissimilis. Body elongate, not elevated. 
Head elongate. Mouth small, nearly horizontal, the maxillary reaching 
beyond line of orbit, the mandible somewhat projecting. Eegion in 
front of dorsal fin more or less bare of scales. Eye large, 3^ in head. 
Dorsal beginning opposite ventrals, nearer snout than base of caudal. 
Olivaceous silvery below; a broad, silvery lateral band, with dark 
specks ; sides of head with black specks ; a dark vertebral baud. Head 
4 ; depth 4J. D. 7 ; A. 8 ; scales G-3G-4 ; teeth 1, 4-4, 1. L. 3 inches. 
Korth Platte Eiver {Cope) ; Osage Elver {Ayassiz). 
{Alhnrmis sonatas Putuaui, Bull. Mus. Comp. Zool. i, 9, 1863 : Phofogenis pipioJepis 
Cope, Hay deu’s Geol. Surv. Terr. Wyom. 1870, 438: Leudscus sonatas Giiutber, vii, 
253.) 
