494 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY IV. 
770 . V. easiaaia’a (Forbes) Jor. 
Body slender, elongate, with long caudal peduncle. Back somewhat 
elevated. Head small, rather slender, the snout shorter than eye, 
strongly decurved. Mouth inferior, horizontal, small, the maxillary 
extending to the middle of the eye. Gill-membranes little connected. 
Cheeks, oi)ercles, and breast closely covered with rather large scales; 
median line of neck naked; opercular spine strong; scales moderate; 
lateral line quite short, nearly straight, reaching to the middle of the 
spinous dorsal, developed on 20 to 30 scales. Fins small, the dorsals 
well apart; first dorsal larger than the second, which is larger than the 
small anal. Coloration as in Boleosoma, olivaceous, the back spotted 
and tessellated; sides with about ten irregular spots; a dark spot on 
opercles. Head spotty above; a black line across the muzzle; no bar 
below eye; dorsals and caudal fin finely barred. Head 4^; depth 5 J. 
H. X-10; A. I, 8; scales 5-50-10. L. 2^ inches. Eivers of Illinois. 
(Boleosoma camura Forbes, Bull. Ills. Lab. Nat. Hist, ii, 40, 1878.) 
77 V. c!a0or©s©aBaa Hay. 
Body slender, compressed, the dorsal region much arched. Caudal 
peduncle long and slender, the body abruiitly contracted at the vent. 
Head small, convex in profile. Cheeks and opercles scaled. Breast 
scaled or naked. Dorsals separated by a distance equal to half the head, 
about equal to each other, larger than the anal. Lateral line developed 
on 4 to 20 scales. Greenish yellow, with many blotches and zigzag 
markings of brown; a row of about 10 of these blotches along each side, 
most distinct on caudal peduncle; about 8 square brown dorsal spots. 
Top of head, opercular spot, and subocular spot, black. A black streak 
from eye to snout. Head 44; depth 5|. D. IX-11; A. I, 7 or I, 8; Lat. 
I. 50 to GO. L. 2 inches. Eastern Mississippi; apparently not different 
from the preceding. 
(Hay, Proc. U. S Nat. Mus. 1880, 495.) 
256 UI.OUENTRA Jordan. 
(Jordan, Man. Vert. E. U. S. ed. 2, 223, 1878; type Jrlina atrijnnnis Jor.) 
Bodj^ moderately elongate, little compressed. Head short, thick, with 
tumid cheeks. Mouth small, horizontal, the lower jaw included. Pre- 
maxillaries protractile, little movable; maxillary moveable, not joined to 
the preorbital except at its root ; vomerine teeth present, small. Gill- 
membranes more or less broadly connected. Scales moderate. Xo ven- 
tral plates. Lateral line comi)lete or incomplete. First dorsal with 12 
