FAMILY XI. PCECILIID^;. 



137 



rated from the rest of the fin by a shallow notch; teeth in two series, 

 the outer very loose and bicuspid ; intestinal canal long, coiled on right 

 side, about four times the length of the body; peritoneum black; gill 

 rakers numerous, about 40 on first arch. 



a. 



aa. 



bb 



cc 



KEY TO THE SPECIES OF GOODEA. 



Dorsal fin longer than the anal; dorsal rays 

 15; anal rays 12; scales small, more than 40; 

 about 19 in a cross series; body elongate, its 

 depth 3^ to 4; scales 20-55 ; a prominent dark 



lateral band; vertical fins with black bars 



Anal fin equal to or longer than the dorsal; 

 scales larger, less than 50 in the lateral line; 

 no prominent dark lateral band ; no black bars 

 on vertical fins. 



Body rather slender, its depth 3% in. length; 

 scales moderate, 15-45; dorsal rays n; anal 

 rays 15; caudal peduncle slender, its least 



depth if in head 



. Body rather deep, its depth 3 to 3^ in body; 

 scales large, 35 to 44; dorsal rays 13; anal 

 rays 14; caudal peduncle deep, its least depth 

 about 2 in head. 



Dorsal fin slightly in advance of anal, its 

 origin to base of caudal if in its distance 



from tip of sno-it . 



Dorsal fin slightly behind ventrals, its origin 

 from base of caudal 2 in its distance from 

 tip of snout 



.whitei 137 



.toweri 138 



. .luitpoldi 139 

 .atripinnis 140 



127. Qoodea whitei sp. nov. MIXPAPATL. 



Type, No. 4547, F. C. M., 2.8 inches in length; Yautepec.Morelos. 

 Upper tributaries of the Rio Balsas. (Cuautla; Yautepec.) 



FIG. 40. GOODEA WHITEI Meek. 



