THE CATFISHES OF VENEZUEI^A — SCHULTZ 



203 



26. Length of adipose fin contained 3>^ to 4}^ times in standard length; anal 



rays v, 7 to v, 9, usually' v, 7 or v, 8; pectoral rays I, 10 to I, 12, usually 



I, 10 or I, 11; greatest depth of body 4>^ to 5J4 in standard length. 



4a. Length of adipose fin 4>i to 4}^ times in standard length, 1.0 to 1.2 in 



dorsal spine, and 0.8 to 1.0 in greatest depth of body; height of adipose 



fin SYi to Z% in its length; width of head 1.1 to 1.2 in length of adipose 



fin Pimelodus grosskopfii navarroi, new subspecies 



4fe. Length of adipose fin "6% in standard length, 0.6 to 0.8 in dorsal spine, and 

 0.6 to 0.7 in greatest depth of body; height of adipose fin 5 to dVz in 

 its length; width of head 1.5 in length of adipose fin (Magdalena 

 system) Pimelodus grosskopfiii grosskopfii Steindachner 



PIMELODUS ORNATUS Kner 



GUACAMAYO 



Pimelodus ornatus Kner, Sitzb. Akad. Wiss. Wien, vol. 26, p. 411, pi. 6, fig. 18, 



1858 (Surinam; EIo Negro; Cujaba). — Peters, Monatsb. Akad. Wiss. 



Berlin, 1877, p. 470 (Calabozo, Venezuela). — Rohl, Fauna descriptiva de 



Venezuela, p. 377, 1942 (no locality given). 

 Megalonema rhahdostigma Fow^ler, Proc. Acad. Nat. Sci. Philadelphia, vol. 65, 



p. 256, fig. 10, 1914 (Rupununi River, British Guiana). 



PIMELODUS CLARIAS COPROPHAGUS. new subspecies 



Bagre 



Figure 2 



Pimelodus maculatus (in part) Cuvier and Valenciennes, Histoire naturelle des 

 poissons, vol. 15, p. 192, 1840 (Maracaibo). 



Holotyx)e.~\].^.'NM. No. 121150, a specimen 163 mm. in standard 

 length, collected by Leonard P. Schultz in the Rio Agua Caliente, 

 2 to 3 km. above the southwestern corner of Lago Maracaibo, in 15 

 feet of water on May 1, 1942. This is really a deep cano with muddy 

 bottom, 



Paraiypes.—V.^.^.'M. No. 121153, 6 specimens, 128 to 193 mm., 

 collected along with the holotype and bearmg same data. Other 

 paratypes (all collected by L. P. Schultz) as follows: 



U.S.N. M, No. 121154, Lago Maracaibo, 7 km. south of Maracaibo, March 6, 

 1942, 10 specimens, 133 to 171 mm. 



