31. CYPRINID^ - MINNILUS. 199 



each surrounded by a diffuse blotch ; tip of ventrals and edge of pec- 

 torals dark ; vertical fins red. Head 4 ; depth 4. D. 8 ; A. 11 ; scales 

 8-45-3. L. 21 inches. Chickasawha River, Mississippi. 

 (Hay, Proc. U. S. Nat. Mus. 1880, 509.) 



ttt No distinct black spot on the dorsal. 

 a. Body short and deep. 



292. ML. belBus Hay. 



Body short, deep, considerably compressed. Dorsal region elevated. 

 Head short. Muzzle short, rather pointed, the profile somewhat con- 

 cave. Mouth large, oblique, the maxillary extending to opposite the 

 front of orbit, the lower jaw projecting. Lateral line much decurved. 

 Scales crowded forwards, 25 in front of dorsal. Dorsal midway between 

 snout and caudal, behind ventrals ; pectorals not reaching ventrals, the 

 latter to vent. Caudal peduncle slender. Dusky above, with a nar- 

 row dark dorsal line; sides silvery, with plumbeous streak; no spot 

 at base of dorsal; fins mostly black- tipped ; belly flame-color in life; 

 lins orange at base. Head 41; depth of. D. 8; A. 10 or 11; scales 

 7-41-3; teeth 2, 4-4, 2, " sharp-edged, but with a masticatory surface". 

 L. 2 inches. Tombigbee River, Mississippi. (Hay.) 



(Hay, Proc. U. S. Nat. Mus. 1880, 510.) 

 aa. Body slender and elongate. 



1293. OT. BBuatliliams (Cope) Jor. 



Body slender. Orbit large, 31 in head, scarcely larger than length 

 of muzzle, equal to interorbital width. Olivaceous above; the scales 

 brown-shaded ; a plumbeous lateral band ; sides and below bright sil- 

 very ; a dark spot at base of caudal. Males with the muzzle and chin 

 red. Head 41; depth 6. D. 8; A. 11; scales 7-44-3; teeth without 



grinding surface. L. 21 inches. Neuse River. (Cope.) 

 ( Alburnellus matulimis Cope, Proc. Amer. Phil. Soc. Phila. 1870, 465.) 



M. aSnas Jordan. 



Body slim, compressed. Head small, short, moderately deep, flattish. 

 above. Mouth rather large, very oblique, the lower jaw slightly pro- 

 jecting. Eye very large, longer than snout, 3 in head, the maxillary 

 about reaching its front. Scales small, loosely imbricated, their outlines 

 extremely indistinct. Fins moderate. Coloration very pale translucent 

 green ; scales of back finely punctate ; sides with a very distinct me- 

 tallic blue band formed of dark puuctuiations, this band passing 

 through the eye and snout and forming a most characteristic color- 

 marking; a streak of black dots along the bases of dorsal and anal, 



