Fia. 
Fic. 
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9 
o 
PLATE IV 
1. Brachyplatystoma juruense (Boulenger), 15953, 286 mm. to end 
of middle caudal rays, Iquitos. 
. Pimelodus jivaro Kigenmann and Pearson, sp. nov. 
type, 105 mm., creek, Rio Morona. 
. Pimelodus leptus Figenmann and Pearson, sp. nov. 
175 mm., R. Pachitea. 
15859, para- 
15858, type, 
.4. Duopalatinus peruanus Eigenmann and Allen, sp. nov. 15798, type, 
176 mm. to end of middle caudal rays, R. Puinagua, mouth of 
R. Pacaya. 
[ 436 | 
