CYPRiNrD^. — cvin. 293 



7. LUXILUS, Rafiiiesque. Shiners. 



[^=-Hypsile2yis^ Baird.) 

 {^=-Plar(iyrus^ Girard.) 



*Teetli 2, 4—4, 2; lins with red pigment, but no white. {LilxUus.) 

 \ Dorsal over ventrals ; body deep, with very liigh scales. 



1. L. cornutus, (Mitch.) Jordan. Common Shiner. 

 Red-Finned Shiner. Rough-Head. Red-Fin. Adidt 

 deep steel blue or olivaceous above, with golden verte- 

 ural and lateral bands, very conspicuous in life; sides 

 silvery, rosy in males in spring; fins plain olivaceous or 

 somewhat dusky, becoming crimson in spring; young 

 olivaceous and silvery, not closely reseml)ling the adult; 

 depth 3 to 5 in length, greater than length of head in 

 adults; head large; mouth moderately oblique, the 

 lower jaw not projecting; lateral line much decurved; 

 D. I, 8; A. I, 9; lat. 1. 40 to 45; L. G. U. S. from Maine 

 to the Rocky Mountains, everywhere abundant, and 

 extremely variable. The adults may be known at once 

 by the high and narrow exposed surfaces of the scales; 

 the young often need close attention. {^Plargyrus typi- 

 cus^ Grd.; X. chrysocephalus, Raf.; X. diplemius and 

 pl((7'gy7'HS, Kirt.; Leiiciscus frontalis^ ^S'-' ^ stout variety 

 from the Great Lakes.) 



2. L. selene, Jor. Silver Shiner. Smaller and 

 much more elongate, dept^i 4^ in length; head short and 

 stout, about the same; eye 3 in head, very large; lateral 

 line little decurved; scales large, much less narrowed 

 than in L.cormitus ; 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. 



