The Azuero howler (''Alouatta coibensis trabeata'') a type of monkey that is a subspecies of the Coiba Island howler ''A. coibensis''. This subspecies is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found els ...

to the Azuero Peninsula in

Panama Panama ( , ; es, link=no, Panamá ), officially the Republic of Panama ( es, República de Panamá), is a transcontinental country spanning the southern part of North America and the northern part of South America. It is bordered by Co ...

. The Azuero howler is distinguished primarily by its golden flanks and loins, and browner appearance on the rest of its body. Although generally considered a subspecies of ''A. coibensis'', there is some debate within the scientific community as to whether ''A. coibensis'' itself is a valid species. If not, ''A. c. trabeata'' would be considered subspecies of the

mantled howler The mantled howler (''Alouatta palliata'') is a species of howler monkey, a type of New World monkey, from Central and South America. It is one of the monkey species most often seen and heard in the wild in Central America. It takes its "mantled ...

, ''A. palliata''. In that case its trinomial name would be ''A. p. trabeata''.

References

Primates of Central America Howler monkeys Mammals described in 1933 Taxa named by Barbara Lawrence (zoologist) {{newworld-monkey-stub