Know Your Primate: Callicebus caquetensis

A new species of Titi monkey has been discovered in Columbia:

Picture Source: here

Know Your Primate: Chiropotes satanas

Order: Primates
Suborder: Haplorrhini
Family: Pitheciidae
Subfamily: Pitheciinae
Genus: Chiropotes
Species: Chiropotes satanas

There are two species of Chiropotes, the other being C. albinasius. C. satanas has two subspecies C. s. satanas and C. s. chiropotes. The species occurs in Brazil, southern Venezuela, and Guianas living primarily in the middle and upper canopies of rain forests.

Know Your Primate: Callicebus moloch

Order: Primates
Suborder: Haplorrhini
Family: Pitheciidae
Subfamily: Callicebinae
Genus: Callicebus
Species: Callicebus moloch
Common: Dusky Titi
The Dusky titi lives in central Brazil, primarily in low rainforest canopy.

Know Your Primate: Cacajao calvus

Order: Primates
Suborder: Haplorrhini
Family: Pitheciidae
Subfamily: Pitheciinae
Genus: Cacajao
Species: Cacajao calvus rubicundus
Common Name: Bald Uakaris
There are three subspecies of Cacajao calvus; Cacajao calvus rubicundus, Cacajao calvus ucayali, and Cacajao calvus calvus. Not much is known about either subspecies. In this post I focus on Cacajao calvus rubicundus, or the red uakari.

Know Your Primate: Ateles paniscus

Order: Primates
Suborder: Haplorrhini
Family: Atelidae
Subfamily: Atelinae
Genus: Ateles
Species: Ateles paniscus
Common Name: Black spider monkey
Currently, Ateles is composed of six-seven allopatric species. The black spider monkey lives in Central and South America. They are large monkeys, weighing 15-19 pounds, that have a long, prehensile tail.

Know Your Primate: Antillothrix bernensis

Order: Primates
Family: Pitheciidae
Subfamily: Callicebinae
Tribe: Xenotrichini
Genus: Antillothrix
Species: Antillothrix bernensis
Antillothrix bernensis is known only from skeletal remains found at a few sites in the Dominican Republic and Haiti. Radiocarbon dates range from 3,850-9,850 years before present.

Know Your Primate: Paralouatta varonai

Order: Primates
Family: Pitheciidae
Subfamily: Callicebinae
Tribe: Xenotrichini
Genus: Paralouatta
Species: Paralouatta varonai
Paralouatta varonai is another subfossil species, this time found in Cuba. Specimens include a nearly complete skull, a portion of a mandible, and various post-cranial material.

Know Your Primate: Xenothrix mcgregori

Order: Primates
Family: Pitheciidae
Subfamily: Callicebinae
Tribe: Xenotrichini
Genus: Xenothrix
Species: Xenothrix mcgregori
Xenothrix mcgregori is a subfossil species discovered in Jamaica in 1919, although the species description was not completed until 1952. The find, apparently, consisted of a small mandible, femur, pelvis and tibia.

Know Your Primate: Pithecia pithecia

Order: Primates
Suborder: Haplorrhini
Infraorder: Platyrrhini
Family: Pitheciidae
Subfamily: Pitheciinae
Genus: Pithecia
Species: Pithecia pithecia
Common: White-Faced Saki
The genus Saki contains five species. This post is about the white-faced saki, which readers may have seen pictures of in my recent posts about the St. Louis Zoo. The white-faced saki resides in the Guianas and northern Brazil.

Know Your Primate: Cebus libidinosus

Order: Primates
Suborder: Haplorrhini
Family: Cebidae
Subfamily: Cebinae
Genus: Cebus
Species: Cebus libidinosus
Common Name: Black-striped capuchin
The genus Cebus is, currently, composed of eight species. I was not able to find out much about the black-striped capuchin – other than that it lives in Argentina, Brazil, and Paraguay. I have chosen it in place of it’s more widely known cogeners because of one unique trait.