Haseman : l''.xpF.nrnoN to Central South America. 347 



Sdihc li.iM' oiiK si\ty-fmir sc-ak-s in tin- llrsi scries below the later. il 

 line; some lui\e I). XXill, ii; the diameter of llu' e\f is 0(|iial to 

 the inter()rl)ital si)aie and the leni;th ot the snuul; depth about 5; 

 scales on the sides ol the body with brown spots arranged in the form 

 of lines: four series of teeth in tlu' u])per jaw and three in i he lower jaw. 

 .\o. C. lepidota lleckel. 

 No. 2f>^i(i-b, q.p, and 12 cm., Cachoeira, Ricj Jacuhy, Rio Cirande do 



Sul. Jan. 2(\ H)o<). 



1). X\ I. 14. 

 Xo. 2h=)2a-h, S.5 and 12.7 cm., Porlo Alegre, Jan. 24, 1909. 



One has a color-band below the eye like that of the type of Ba- 

 trachops scotti. 

 Xo. 265,v;-c, 4.3 to 9.8 cm.. Cacequy, Rio Cacequy, Feb. I, 1909. 



As a rule the dorsal has sixteen spines. One specimen has a row 

 of black spots along the edge of the entire dorsal, and the anal and 

 caudal are uniformly black. 

 Xo. 2654a-/?, 9.5 and 13 cm., Puerto Suarez, Bolivia, May 6, 1909. 



One has prolonged dorsal and anal ra>s, which extend to the tip 

 of the caudal. 



Xo. 2655a-c", 14 cm., Porto Alegre, Jan. 22, 1909. 

 X'o. 26560-6, 12 cm., Porto Alegre, Jan. 20-21, 1909. 



These two specimens have some white scales. 

 Xo. 2657a-/;, 5 and II cm., Sapucay, Paraguay, April 21, 1909. 

 Xo. 2658a-/;, 13.5 and 14 cm., Sao Antonio de Guapore, Rio Guapore, 



Aug. 3, 1909. 



These haxe unsi)otted black vertical fins. 

 Xo. 26$()a-d, 5 to 7 cm., Sao Luiz de Caceres, Rio Paraguays May 24, 



1909. 



These, as is often the case, have bars in the vertical fins. 

 Xo. 266oa-b, 7 and 8 cm., Uruguayana, Rio Uruguay, Feb. 7, 1909. 

 Xo. 26610-f. 5.3 cm., Puerto Suarez, Bolivia, May 6, 1909. 

 Xo. 2662a-/), 5.5 cm., .\re(iua, Paragua>-, Lake li)acar\-, April 8, 1909. 

 Xo. 2663, 4.5 cm., Asuncion, Paraguay, March 28, 1909. 

 Xo. 2664, 4.1 cm., Sao Antonio de Guapore, Rio Guapore, Aug. 9, 



1909. 



20—22 

 D. X\'I. 12; A. Ill, 9; pores ; scales 45 to 57; depth 4.25; 



head 3; eye 4; caudal peduncle as long as deep; three series of teeth 

 in the lower jaw. This specimen is less compressed, rounder, and 

 a little more slender than a typical C. lepidota of the same size. 



