''Callicebus'' is a genus of

monkey Monkey is a common name that may refer to most mammals of the infraorder Simiiformes, also known as the simians. Traditionally, all animals in the group now known as simians are counted as monkeys except the apes, which constitutes an incomple ...

s known as

titi monkey The titis, or titi monkeys, are New World monkeys of the subfamily Callicebinae, which contains three extant genera: ''Cheracebus'', ''Callicebus'', and ''Plecturocebus.'' This subfamily also contains the extinct genera ''Miocallicebus, Homuncul ...

s. Historically, titis were monogeneric, comprising only the genus ''Callicebus'' Thomas, 1903. Owing to the great diversity found across titi monkey species, a new genus-level taxonomy was recently proposed that recognises three genera within the subfamily

Callicebinae The titis, or titi monkeys, are New World monkeys of the subfamily Callicebinae, which contains three extant genera: ''Cheracebus'', ''Callicebus'', and ''Plecturocebus.'' This subfamily also contains the extinct genera '' Miocallicebus, Homuncu ...

; ''

Cheracebus ''Cheracebus'' is one of three genera of titi monkeys. Monkeys in this genus, particularly the type species ''Cheracebus lugens'', are sometimes referred to as widow titi monkeys. Historically, titis were monogeneric, comprising only the genus ' ...

'' Byrne et al., 2016 for the species of the ''torquatus'' group (Widow titis); ''

Plecturocebus ''Plecturocebus'' is one of three genera of titi monkeys. Historically, these monkeys were monogeneric, being placed in a single genus: ''Callicebus'' Thomas, 1903. Owing to the great diversity found across titi monkey species, a new genus-level ...

'' Byrne et al., 2016 for the Amazonian and Chaco titis of the ''moloch'' and ''donacophilus'' groups; and ''Callicebus'' Thomas, 1903 ''sensu stricto'', for species of the Atlantic Forest ''personatus'' group. In 2014, a previously unknown orange ''Callicebus'' was spotted in the Peruvian Amazon; it has not been determined whether this constitutes a color variant or a new species.

Species

There are 5 species in this genus: * Barbara Brown's titi monkey, ''Callicebus barbarabrownae'' *

Coimbra Filho's titi monkey Coimbra Filho's titi monkey (''Callicebus coimbrai'') or just Coimbra's titi is a species of titi, a type of New World monkey, endemic to forests in the Brazilian states of Bahia and Sergipe. It was first discovered by Shuji Kobayashi. It is co ...

, ''Callicebus coimbrai'' *

Coastal black-handed titi monkey The coastal black-handed titi monkey (''Callicebus melanochir'') is a species of titi, a type of New World monkey, endemic to Brazil. Description Coastal black-handed titis are relatively small primates with fluffy fur, a long, bushy tail and ...

, ''Callicebus melanochir'' *

Black-fronted titi monkey The black-fronted titi monkey (''Callicebus nigrifrons'') is a species of titi, a type of New World monkey. The black-fronted titi is a small diurnal primate. The body of this primate is covered in grey to brown fur with black fur concentrated ...

, ''Callicebus nigrifrons'' *

Atlantic titi monkey The Atlantic titi monkey or masked titi (''Callicebus personatus'') is a species of titi, a type of New World monkey, Endemic (ecology), endemic to Brazil. Distribution and general features The Atlantic titi is part of the genus ''Callicebus'' w ...

, ''Callicebus personatus''

References

{{Taxonbar, from=Q203649 Primate genera Taxa named by Oldfield Thomas Taxa described in 1903