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 [...]

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 [...]

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 [...]

Know Your Primate: Aotus trivirgatus

Order: Primates Infraorder: Platyrrhini Family: Aotidae Subfamily: Saimiriinae Genus: Aotus Species: Aotus trivirgatus Common name: Owl monkey The Owl monkey lives in most of South America and is divided into many allopatric species.

Know Your Primate: Tremacebus harringtoni

Suborder: Anthropoidea Infraorder: Platyrrhini Subfamily: Aotinae Genus: Tremacebus Species: Tremacebus harringtoni Tremacebus harringtoni is a species dating to the early Miocene or possibly the late Oligocene. It was found in Argentina.

Know Your Primate: Weid’s black-tufted-ear marmoset

Order: Primates Family: Callitrichidae Genus: Callithrix Species: Callithrix kuhlii Common Name: Weid’s black-tufted-ear marmoset In some ways, marmosets are highly derived. Their incisors are almost as large as their canines and have thin enamel which causes them to wear down into a chisel like shape similar to rodent incisors. They primarily feed on gums, saps [...]

Friday Know Your Primate: Golden-headed Lion Tamarin

Order: Primates Family: Callitrichidae Genus: Leontopithecus Species: Leontopithecus chrysomelas Common Name: Golden-headed Lion Tamarin

Know Your Primate: Saturday Edition

Order Primates Suborder Anthropoidea Superfamily Ateloidea Family Cebidae Subfamily Cebinae Species: Killikaike blakei Killikaike blakei is a fossil species dating to the Miocene. Specimens were described and the species named back in March of 2006. The fossils come from Argentina.