NO. 1556. LIST OF CHARACIN FISHES— ETGENMANN AND OGLE. 



the base of adipose; base of dorsal equals length of head. About 12 

 indistinct cross bands, their lower ends more or less disconnected 

 to form a series of spots below the lateral line, the first spot most 

 prominent and in part on the lateral line. 

 Prochilodus insig-nis Schomburgk. 



No. 3070. One specimen, Bolivia, Gibbon collection. 

 Prochilodus vimboides Heckel. 



No. 26696. One specimen, Brazil, presented l)y the Museum of 

 Comparative 7jOo]ogy. 

 Prochilodus beani Eigenmann, nevf species. 



Tt/jh'. — Cat. No. 1662, L'.S.N.M. A specimen about 195 mm. long, 

 153 to end of lateral line. Truando, Colombia, collected l)}- A. Schott. 



Cotype. — Cat. No. 1662ri', U.S.N.M. A specimen about 195 mm. 

 long, 160 mm. to end of lateral line. 



Pig. 2.— PRocHiLOors beani. 



Allied to lyrevis^ ruhrotientatus, cepJialote.s, magdalense., argentexts^ 

 platensln^ and scrofa. 



Head 3.8 in length to end of lateral line (3.6 in cotype); depth 2f 

 (3); D. 11; A. 11; scales 8-4l:-7 (8-43-7). Snout slightly projecting; 

 eye about -t in head, interorbital not quite 2; snout 2f; opercle faintly 

 striate; suborbitals covering about half the cheek; fontanel linear, 

 extending to nares; dorsal inserted over tenth scale of the lateral 

 line, the ventrals below the tenth or eleventh; height of dorsal 

 equals length of head less upper lip, equal to the distance between the 

 dorsals; pectorals reaching ventrals; highest ray of anal reaching tip 

 of last; scales rough. 



Dorsal with numerous paired spots before and behind the rays, 

 these more conspicuous backward, sometimes joined into lines, absent 

 from first two or three rays; caudal luiiform except for a faint spot at 

 the base of its middle rays; anal and upper surface of pectorals dusky; 



