Alouatta
Ateles
Brachyteles
Lagothrix
Oreonax The Atelidae are one of the four families of New World monkeys now recognised. Formerly they were included in the family Cebidae. The family includes the howler monkeys, spider monkeys and woolly monkeys.

Classification

• Family Atelidae: howler, spider and woolly monkeys
  • Subfamily Alouattinae
    • Genus Alouatta: howler monkeys
  • Subfamily Atelinae
    • Genus Ateles: spider monkeys
    • Genus Brachyteles: muriquis (woolly spider monkeys)
    • Genus Lagothrix: woolly monkeys
    • Genus Oreonax : Yellow-tailed Woolly Monkey