Description
English: Guatemalan black howler (Alouatta pigra) in Belize Zoo.
Date 18 February 2011, 13:54:54
Source http://www.flickr.com/photos/birding4me/5540644718/in/photostream/
Author Dave Johnso http://www.flickr.com/photos/birding4me/
Source: https://commons.wikimedia.org/wiki/File:Alouatta_pigra_Belize_Zoo_2.jpg

The Guatemalan black howler, or Yucatan black howler, (Alouatta pigra) is a species of howler monkey, a type of New World monkey, from Central America. It is found in Belize, Guatemala and Mexico, in and near the Yucatan Peninsula. It lives in evergreen, semideciduous and lowland rain forests. It is also known as the baboon in Belize, although it is not closely related to the baboons in Africa. Order: Primates, Family: Atelidae.
Synonyms:
Alouatta luctuosa (Lawrence, 1933)
Alouatta villosa (Gray, 1845)