294 FISHES. 



than in L. cornutus; dorsal high; D. I, 8; A. I, 7; lat. 1, 

 40; bluish above; sides silvery. Lake Superior. 



f Dorsal distinctly behind ventrals; body elongate ; lower jaw 

 longest. 



3. L coccogenis, (Cope) Jordan. RED - CHEEKED 

 SHINER. Steel blue, sides silvery; dorsal, caudal, and 

 pectorals red in the male; adults of both sexes with the 

 upper jaw, base of dorsal and a vertical streak down the 

 cheeks, bright orange red, the latter mark appearing like 

 a brand; dorsal and caudal with a broad dusky bar; 

 slimmer than cornutusj depth 4-J in length, about equal 

 to length of head; mouth very oblique, the lower jaw 

 projecting (excepting in tuberculate males); D. I, 8; 

 A. I, 9; lat. 1. 42. Tributaries of the Tennessee R., 

 abundant; a beautiful and very distinct species. 



** Teeth 1, 44, 1; dorsal fin inserted just behind ventrals; fins 

 and lower parts with milk-white pigment in spring, never 

 red ; dorsal with a large black spot on the last rays, about 

 halfway up (an important feature); upper jaw projecting in 

 closed mouth ; eye rather small. (Photogenis, Cope.) 



4. L galacturus, (Cope) Jor. MILKY-TAILED SHINER. 

 Bluish above, sides bright silvery, with bright reflections; 

 base of caudal fin largely yellowish, or cream-color; 

 teeth rarely serrate; head 4^- in length; depth 4f ; mouth 

 large, nearly horizontal; body slender, more elongated 

 and less compressed than in the next; scales smooth and 

 firm, usually with dusky edges; D. I, 8; A. I, 8; lat 1. 40; 

 L. 5. Cumberland River and S., abundant. Resembles 

 the next, but larger, and with a larger mouth. 



5. L. ana/ostanus, (Girard) Jor. SILVER FIN. Leaden 

 silvery; fins satin white in the breeding season; dorsal 

 with a conspicuous black spot, as in the preceding; head 

 4 in length, rather short and deep; mouth rather small, 

 very oblique, yet the lower jaw received within the upper 



