ETHEOSTOMATID.E. — LXXXIX. 223 



forming a Y-shaped figure; these are joined above, 

 making a sort of wavy lateral band; in life, these mark- 

 ings are of a clear deep green; sides sprinkled with 

 orange dots; head with olive stripes and the usual dark 

 bars; first dorsal dark orange brown at base, blue above, 

 becoming pale at tip; second dorsal and anal of a rich 

 blue green with some reddish; caudal greenish; young 

 specimens much duller, but the peculiar pattern is 

 unmistakable; body stout; head short and thick; D. 

 XII to XIII — 13; A. II, 8; length 3 inches. Penn. to 

 Kas. and S., abundant in Indiana, one of the handsomest 

 of fishes. [S. cymatograrn'mum^ (Abbott) Cope.] H. 

 bloinioperca^ Cope.) 



10. ULOCENTRA, Jordan. Specks. 



1. U. atripinnis, Jordan. Black - Finned Darter. 



Body rather stout; head extremely short and deep, 4^ in 

 length of body; the snout very short and abruptly rounded 

 mouth small, with equal jaws; cheeks and opercles scaly; 

 fins large; head black above; about eleven indistinct, 

 bar-like blotches along the sides; fins chiefly black; D. 

 XII -10; A. II, 7. Cumberland River. 



2. U. simotera, (Cope) Jordan. Snub - Nosed 

 Darters. Body short and thick; head very short and 

 blunt; a series of square dark green blotches along sides 

 and another on the back; spotted above with red; belly 

 saffron ; soft dorsal chiefly blood - red; fi^rst dorsal orange- 

 margined; D. X — 11; A. II, 7; lat. 1. 52; length 3 inches. 

 Tennessee and Cumberland Rivers. 



//. BOLEOSOMA, DeKay. Tessellated Darters, 

 > Ai'lina and Estrella., Grd. 

 * Lat. 1. 40 or less ; cheeks naked. 



1. B. effulgens, (Grd.) Cope. Caudal peduncle 



