66 Fretp Museum oF NAturRAL History — Zoé.ocy, Vor. X. 
to move immediately but stood facing us from the top of a mangrove, 
his rich color glowing in the full glare of the sun. In ascending the 
Catatumbo River to Encontrados by steamer, we saw some forty or fifty 
howlers from the deck of the boat. They were in parties of five or 
six nearly always including several half grown young. 
Local name Araguato. 
Cebus apella leucocephalus Gray. Brown-faced Capuchin. 
A small troop of monkeys apparently of this species was seen clam- 
bering through the tops of some thinly foliaged trees near El] Panorama, 
Rio Aurare. Several captive animals were seen at various times in 
Maracaibo. 
