446 



PROCEEDINGS OF THE ACADEMY OF 



[Oct., 



surface but a shade darker. Traces of a broad silvery lateral band, 

 about equal to orbit in width, extends to caudal. Traces of a brownish 

 blotch at shoulder and of another at base of upper caudal lobe. Fins 

 pale brownish, dorsal and caudal hardly darker. Iris brassy-brown. 

 Length (caudal damaged) 4f inches. 



Brycon capito Cope. Fig. 42. 



Proc. Acad. Nat. Sci. Phila., 1871 (1872), p. 261. Type, No. 8,058, A. N. 

 S. P. Ambyiacu River John Hauxwell. 



Width of head 2^ in its length ; interorbital space 3 in head measured 

 from tip of upper jaw. Body well compressed. Head compressed. 

 Snout broader than long, depressed above. Teeth in mandible 

 largest, especially 6 anterior ones which are quindentate. Rami not 

 elevated, with small simple conic teeth like those in front of upper jaw 

 and becoming graduated posteriorly. Outer series of teeth in upper 

 jaw like those on side of lower. Smaller ones continued out on edges 

 of maxillaries in a single series its entire length, though more properly a 



Fig. 42. — Brycon capito Cope. 



continuation of inner series in upper jaw. In front of upper jaw teeth 

 somewhat triserial with innermost quindentate and enlarged. An 

 inner series formed of 2 conic teeth at symphysis. Tongue narrow 

 anteriorly, little free. Interorbital space broad and flat. Gill-opening 

 to first f of eye. Rakers 9 + 15, slender, and shorter than longest 

 filaments, which are | of eye. Vent close in front of anal. Color in 

 alcohol brownish-gray, becoming leaden on sides and whitish below. 

 Fms pale brownish, and middle rays of caudal darker brown than rest 

 of fin. Side of head silvery. Iris brassy-brown. Length 2\ inches. 



