31. GYPRINID.® MINNILUS. 195 
caudal ; muzzle and base of dorsal red in the males. Head 4^. D. 8 ; 
A. 8 ; scales 0 - 39 - 3 . L. 3 inches. Holston River. {Cope.) 
{ Photoyenis leticiodus Copo, Proc. Acad. Nat. Sci. Phila. 18(37, 165.) 
bh. Dorsal inserted behind ventrals. 
281. M. altgpisiiBis (Cope) Jor. 
Body rather short and deep. Head short, comiiressed. Eye very 
large, longer than snout, 2 f in head. Ventrals extending to beyond 
last rays of dorsal, reaching anal. Dorsal elevated, its height equal to 
half its distance from the snout. White 5 a lateral silvery band, strongly 
punctate with black; a black band across eye and* snout. Head4i; 
depth 5. D. 8 ; A. 9; scales 5-3G-2. L. 2^ inches. Yadkin River, 
North Carolina. {Cope.) 
{Albnrnellus altipinnis Cope, Proc. Amer. Phil. Soc. Phila. 1870, 464.) 
282. M. aeiiabilos (Grd.) Jor. 
Body elliptical, rather deep. Head short and rather deep, with large 
eye, which is considerably longer than snout, 3 in head. IMouth termi- 
nal, oblique, the iiremaxillary opposite middle of pupil, the maxillary 
barely reaching the front of eye. Snout moderately pointed. Lateral 
line decurved. Fins moderate. Dorsal somewhat behind ventrals. 
Color olivaceous; sides silvery; a dusky blotch at base of caudal. Head 
3|-; depth 41. D. 8 ; A. 9 or 10; scales 5-38 '?-3. L. 2^ inches. RioLe- 
- ona, a tributary of Rio Nueces, Texas. (Girard.) 
{Alhurnus ainabiUs Girard, Proc. Acad. Nat. Sci. Phila. 1856, 193: Alburnellus amahiTis 
Girard, U. S. Mex. Bound. Snrv. Ichth. 51.) 
2§3. M. BBicgaiops (Grd.) Jor. 
Very similar, but represented as having the head shorter, deeper, 
and more obtuse, the premaxillary below the level of the puiiil, the 
maxillary extending to beyond the front of eye. Olivaceous; sides 
silvery; no black caudal spot. Head44; depth 4^. D. 8 ; A. 9; scales 
])iobably as in the preceding. L. 2 J inches. Rivers of Texas. (Girard.) 
{Alburmts megaJops and socius Girard, Proc. Acad. Nat. Sci. Phila. 1856, 193: Albur- 
ttcllus megalopa and socius Girard, U. S. Mex. Bound. Surv. Ichth. 52.) 
** Scales siuall, about 55 in the lateral line. 
*841. BI. IsBvilttatus (Cope) J. & G. 
Body stout, the dorsal region arched. Muzzle narrow, not promi- 
nent, very obtusely descending. JMouth horizontal, the maxillary reach- 
ing the front of the orbit. Eye 4 in head, narrower than the flat inter- 
orbital space. Dorsal inserted slightly behind ventrals; pectorals 
