Maranhão red-handed howler

The Maranhão red-handed howler (Alouatta ululata) is an endangered species of howler monkey endemic to forests (for example Babaçu forests) in the northeastern Brazilian states of Ceará, Maranhão and Piauí.^[1] It was previously thought to be a subspecies of the red-handed howler, but unlike that species, the Maranhão red-handed howler is strongly sexually dichromatic.^[2]

Maranhão red-handed howler
Conservation status
Endangered  (IUCN 3.1)[1]
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	Primates
Suborder:	Haplorhini
Infraorder:	Simiiformes
Family:	Atelidae
Genus:	Alouatta
Species:	A. ululata
Binomial name
Alouatta ululata Elliot, 1912
Maranhao Red-handed Howler range
Synonyms
Alouatta belzebul ululata