A troop of Black Capuchin Monkeys crosses a trail in the Iguazu Park of northeastern Argentina. The local name is Mono Cai. These were once part of the widespread Tufted Capuchin, but that taxon has been broken up. In context at www.dixpix.ca/Amazon/fauna/mammals/index.html
A member of a tribe of Black Capuchin Monkeys in Iguazu Park, Argentina, exhibiting the luxurious prehensile tail. This is a division of the former Tufted Capuchins.
It is known as the Black Howler, but only the males are black. It ranges from eastern Bolivia to northern Argentina. This one is at the Mendoza Zoo in the latter. Locally known as Mono Caraya. In context at www.dixpix.ca/Amazon/fauna/primates/index.html