page_title: List of mammals of Ecuador
section_title: Order: Primates
hierarchical_section_title: List of mammals of Ecuador / Subclass: Theria / Infraclass: Eutheria / Order: Primates
caption_attribution_description: adult male mantled howler monkey (Alouatta paliatta) in Costa Rican Pacific Dry Forests
context_page_description: This is a list of the mammal species recorded in Ecuador. There are 317 mammal species in Ecuador, of which two are critically endangered, ten are endangered, twenty-three are vulnerable, and seven are near threatened.
  Two of the species listed for Ecuador are considered to be extinct.
  The following tags are used to highlight each species' conservation status as assessed by the International Union for Conservation of Nature:
  Some species were assessed using an earlier set of criteria. Species assessed using this system have the following instead of near threatened and least concern categories:
context_section_description: The order Primates contains humans and their closest relatives: lemurs, lorisoids, monkeys, and apes.
  Suborder: Haplorhini
  Infraorder: Simiiformes
  Parvorder: Platyrrhini (New World monkeys)
  Family: Cebidae
  Subfamily: Callitrichinae
  Genus: Callithrix
  Pygmy marmoset, Cebuella pygmaea LC
  Genus: Leontocebus
  Red-mantled saddle-back tamarin, Leontocebus lagonotus LC
  Black-mantled tamarin, Leontocebus nigricollis LC
  Golden-mantled tamarin, Leontocebus tripartitus LC
  Subfamily: Cebinae
  Genus: Cebus
  Ecuadorian capuchin, Cebus aequatorialis CR
  Colombian white-faced capuchin, Cebus capucinus LC
  Marañón white-fronted capuchin, Cebus yuracus
  Genus: Sapajus
  Large-headed capuchin, Sapajus macrocephalus LC
  Genus: Saimiri
  Humboldt's squirrel monkey, Saimiri cassiquiarensis
  Family: Aotidae
  Genus: Aotus
  Gray-bellied night monkey, Aotus lemurinus VU
  Spix's night monkey, Aotus vociferans LC
  Family: Pitheciidae
  Subfamily: Callicebinae
  Genus: Callicebus
  White-tailed titi, Callicebus discolor LC
  Lucifer titi, Callicebus lucifer LC
  Subfamily: Pitheciinae
  Genus: Pithecia
  Equatorial saki, Pithecia aequatorialis LR/lc
  Monk saki, Pithecia monachus LC
  Family: Atelidae
  Subfamily: Alouattinae
  Genus: Alouatta
  Mantled howler, Alouatta palliata LC
  Venezuelan red howler, Alouatta seniculus LC
  Subfamily: Atelinae
  Genus: Ateles
  White-fronted spider monkey, Ateles belzebuth VU
  Black-headed spider monkey, Ateles fusciceps CR
  Genus: Lagothrix
  Brown woolly monkey, Lagothrix lagothricha LR/lc
  Silvery woolly monkey, Lagothrix poeppigii NT
caption: Mantled howler
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