31. CYPKINiD^E MINNILUS. 195 



caudal; muzzle and base of dorsal red in the males. Head 4. D. 8; 

 A. 8; scales 5-39-3. L. 3 inches. Holston River. (Cope.) 

 (Photor/enis leutiodus Cope, Proc. Acad. Nat. Sci. Phila. 18*57, 165.) 



bb. Dorsal inserted behind ventrals. 

 281. M. at tips mass (Cope) Jor. 



Body rather short and deep. Head short, compressed. Eye very 

 large, longer than snout, 2f in head. Veutrals extending to beyond 

 List rays of dorsal, reaching anal. Dorsal elevated, its height equal to 

 half its distance from the snout. White; a lateral silvery band, strongly 

 punctate with black; a black band across eye and snout. Head4i; 

 depth 5. D. 8; A. 9; scales 5-36-2. L. 2J inches. Yadkin Eiver, 

 North Carolina. (Cope.) 



(Alburnellus altipinnis Cope, Proc. Amer. Phil. Soc. Phila. 1870, 464.) 



S8-J. OT. amabilis (Grd.) Jor. 



Body elliptical, rather deep. Head short and rather deep, with large 

 eye, which is considerably longer than snout, 3 in head. Mouth termi- 

 nal, oblique, the premaxillary opposite iniddte 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 5-381-3. L. 2 inches. Rio Le- 

 ona, a tributary of Rio Nueces, Texas. (Girard.) 



(Allmrnus amabilis Girard, Proc. Acad. Nat. Sci. Phila. 1856, 193: Alburnellus amabiUs 

 Girard, U. S. Mex. Bound. Siirv. Ichth. 51.) 



23. M. mcg-aiops (Grd.) Jor. 



Very similar, but represented as having the head shorter, deeper, 

 and more obtuse, the premaxillary below the level of the pupil, the 

 maxillary extending to beyond the front of eye. Olivaceous; sides 

 silvery; no black caudal spot. Head 44; depth 4^. D. 8; A. 9; scales 

 probably as in the preceding. L. 2} inches. Rivers of Texas. (Girard.) 



(Alburnus meyalops and socius Girard, Proc. Acad. Nat. Sci. Phila. 1856, 193: Albur- 

 tic] ins mcgalops and socius Girard, U. S. Mex. Bound. Surv. Ichth. 52.) 



** Scales small, about 55 in the lateral line. 



a 4. M. toivitftatus (Cope) J. & G. 



Body stout, the dorsal region arched. Muzzle narrow, not promi- 

 nent, very obtusely descending. Mouth 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 



