174 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY IV. 
22§, C. gaSibosa (Grd.) J. & G. 
Body extremely deep aud compressed, the back much arched, espe- 
pecially anteriorly. Head short, blunt and deep, the profile continuous 
from the snout to the occiput without angle. Muzzle short and blunt. 
Eye small, in head. Mouth quite small, very oblique, the upi)er lip 
on the level of the pupil, the maxillary not extending quite to the orbit. 
Scales large, the lateral Hue very much decurved. Dorsal fin. well be- 
hind ventrals; lower fins rather large, the pectorals nearly reaching 
ventrals, the latter to A^ent. Bluish aboA'e ; sides silvery ; lower fins 
milky; a more or less distinct black spot between the rami of the lower 
jaw. Males tuberculate in spring. Head 4; depth 2|. D. 8; A. 9; 
scales 6-34-3; teeth 4-4. L. inches. Bio Grande. 
{iloniana {)ihhosaGii'a,T(\,Froc. Acad. Nat. Sci. Phila. 1856, 201 : Cyprinella complanata 
Jordan, Bull. Hayden’s Geol. Snrv. Terr. i\', 3,665,1878.) 
229. foi’bcsa Jordan. — Forhes's Bed-fish. 
Bod}" oblong, elevated, strongly compressed, the back arched. Caudal 
peduncle rather slender. Head stout and deep, its ui>per outline de- 
pressed, the nape elevated, forming an angle, so that the iirofile is some- 
what concave. Mouth rather large, quite oblique, the lower jaw in- 
cluded. Eye small, 4 in head. Lateral line strongly decuived. Thir- 
teen scales in front of dorsal. Males profusely tuberculate in spring. 
Colors in life brilliant, steel-blue ; the lower region silvery ; the belly 
orange-red in the males ; a conspicuous Auolet-colored crescent behind 
the shoulders, followed by a crimson crescent; fins reddish, the anal 
and caudal blood-red; chin without black sx)ot. Head 3f; de»th 3. 
D. 7 ; A. 8 ; scales 6-35-2 ; teeth 4-4. L. 2| inches. Streams of South- 
ern Illinois. Very near the preceding, but distinguished by the form of 
the profile and the coloration. 
{Cyprinella forhesi .Jordan, Bull. Ills. State Lab. Nat. Hist, ii, 57, 1878.) 
239, C. BeocBDEiai (Gnl.) J. & G. 
Body rather short and deep, compressed, with long caudal peduncle. 
Head moderate, the snout subconical, moderately jiointed. Mouth 
rather large, oblique, the maxillary scarcely extending to the orbit. 
Eye moderate, 4 in head. Lateral line decurved. Head 4J ; dei)th 3-J. 
D. 9 ; A. 9 ; liat. 1. 40. L. 3^ inches. Elvers of Texas and Northern 
Mexico. {Girard.) 
{Momana leonina, complanata, and frigida Girard, Proc. Acad. Nat. Sci. Phila. 1856, 
199, 200.) 
