68 TELEOSTEI: EVENTOGNATHI. — XIL 



oo. Lateral line incomplete. (Phoxinm.) 



g. Scales very small, 75 to 90 in the lateral line. 



155. P. neogseuB Cope. Body robust, little compressed; head 

 very large, broad, with blunt snout ; mouth moderate, oblique ; 

 the chin projecting, the maxillary beyond front of orbit. Eye S^ 

 in head ; dorsal well behind veutrals. Blackish, sides plumbeous 

 with a dusky lateral band ; lower parts crimson in spring males. 

 Head 3f ; depth 4^. A. 8. Scales 18-80-11. L. 3. Miss. Valley, 

 rare ; the few specimens known, from Mich., Wis., and Ark. (veos, 

 new ; yia, world ; this being a near relative of the " Minnow " of 

 Europe, P. phoxinus L.). 



gg. Scales moderate, 40 to 45 in the lateral line. 

 h. Body not very slender, the depth about 4 in length. 



156. P. flammeus Jordan & Gilbert. Head rather short, the 

 snout bluntish ; mouth small, oblique ; the jaws equal, the maxil- 

 lary to front of eye ; lateral line with pores on 14 scales ; color of 

 preceding ; the males largely scarlet ; dark spot at base of C. 

 Head 4. A. 8. Scales 7-43-5. L. 2^. Tenn. K. (Lat., flaming.) 



hh. Body slender, the depth 51 in length. 



157. P. milnerianus Cope. Mouth larger, the maxillary about 

 to pupil. Color of preceding ; a dark spot at base of C. Head 4 ; 

 eye 3J in head. A. 8. L. 2^. Upper Missouri K. (To James 

 W. Milner, of the U. S. Fish Comm.) 



65. OPSOPCEODTJS Hay. (p^oTToiiai, to feed daintily; odovc, 

 tooth.) 



158. O. emiliae Hay. Body elongate, compressed ; head short, 

 the snout blunt and rounded ; mouth very small, terminal, ob- 

 lique, smaller than in any of our Cyprinidce ; jaws equal ; eye 

 very large, 3 in head; D. behind V.; P. very small; breast naked; 

 16 scales before D. ; lateral line usually incomplete. Yellowish, 

 sides silvery ; a dark lateral stripe ; D. with a black blotch on its 

 last rays. Head 4|; depth 4|. D. 9. A. 8. Scales 5-40-3. L. 

 2|^. S. Ind. to Ark. and Miss. ; not common. (Trycherodon mega- 

 lops Forbes.) (To Mrs. Emily Hay.) 



66. NOTBMIGONUS Rafinesque. 

 (ySyros, back ; Jijii, half ; ymfor, angle.) 



159. N. chryaoleucus (Mitchill). Golden Shiner. Bream. 

 Body more or less elongate, much compressed ; head short, low, 

 compressed ; mouth small, oblique, the maxillary not to eye ; eye 

 moderate, or large, 3 to 4 in head ; lateral line much decurved. 

 Greenish above, sides silvery with golden reflections ; fins yel- 

 Vjwish. Sexes similar. Head 4J; depth about 3. D. 8. A. IS 



