31. CYPPJNIDiE — CLIOLA. 
173 
Fins lo\r. Lateral line souiewliat decnrved. Color dark above, below 
this a silvery band, and below this a dusky shade ; fins in the typical 
specimens plain. Head 4; deiith D. 8; A. Sj Lat. 1. 53. L. 3 inches. 
Talley of Mexico. 
{Codoma vUtata Girard, Proc. Acad. Nat. Sci. Phila. 185G, 195, and U. S. Mex. Bound. 
Surv. Ichth. 53.) 
226. C. ornata (Grd.) J. & G. 
Body stout and compressed, the head very blunt, thick, and rounded. 
Mouth small, nearl}’ horizontal, the jaws equal. Eye large, anterior, 3| 
in head. Scales deep, closely imbricated, the lateral line decnrved. 
Dorsal a little behind ventrals. Fins all rather small. Snout prickly 
in the spring males. Color dark ; sides with about 8 more or less 
conspicuous cross-bars ; fins all with the middle part dusky or black, 
the tips milk-white, the pectorals and the anal notably so. Head 4L; 
depth 31 . D. 8; A. 7; Lat. 1. 39; teeth 4-4. L. 2^ inches. Chihuahua. 
{Codoma ornata Girard, Proc. Acad. Nat. Sci. Phila. 1856, 195, and U. S. Mex. Bound. 
Sui-v. Ichth. 53.) 
««. Dorsal fin inserted directly over ventrals ; head moderate, subconic. 
22?'. C. csaSSasema Jordan. 
Body rather elongate, fusiform, compressed. Head elongate, the 
muzzle rather blunt, itrojecting over the moderate-sized, oblique mouth ; 
maxillary not reaching to oit^tosite the eye. Eye moderate, 4.| in head. 
Scales firm, closely imbricated, 15 in front of the dorsal. Dorsal fin 
extremely high; its height in the males one-fourth of the length of the 
body, in the females somewhat lower ; its insertion almost directly over 
the first ray of the ventrals. In all the other similarly colored species of 
CUoJa the dorsal is evidently behind the ventrals. Coloration brilliant, 
clear dark blue above, sides and below abruptly silvery; a blue lateral 
streak, much as in C. ccerulea^ bounding the blue of the ui)per j^arts, the 
white pigment of the lower parts looking as if painted over the blue. 
Dorsal with a large black spot on its last rays above. Dorsal, anal, and 
caudal with the usual satin-white jiigment at their tips ; these fins other- 
wise of a clear, bright ferruginous orange. Females slender and dull- 
colored. Head 4 ; depth 4|. D. 8 ; A. 8 ; scales 6-39-3 ; teeth 4-4. L. 
2| inches. Ocmnlgee Elver, Georgia. An elegant fish, allied to the 
species of Erogala. 
{Kpiscma caUisema Jordan, Ann. Lyc. Nat. Hist. N. Y. 1876, 363; Codoma calUsema 
Jordan, Bull. U. S. Nat. Mus. xii, 52.) 
tt Edges of teetli more or less serrate or cremate ; dorsal fin slightly behind ventrals. 
{Aloniana Girard.*) 
* Girard, Proc. Acad. Nat. Sci. Phila. 1856, 199 : tyx)e Liudscus lutrensis B. & G. (A 
coined name.) 
