<tr><th bgcolor=pink>Scientific classification <tr><td>

Simian

Simians

<tr><td>Kingdom:<td>Animalia <tr><td>Phylum:<td>Chordata <tr><td>Class:<td>Mammalia <tr><td>Order:<td>Primates <tr><td>Suborder:<td>Haplorrhini <tr><td>Infraorder:<td>Simiiformes </table> <tr><th bgcolor=pink>Families <tr><td> Cebidae
Nyctipithecidae
Pitheciidae
Atelidae
Cercopithecidae
Hylobatidae
Hominidae </table> The simians (infraorder Simiiformes) are primates very common to most people: the monkeys and the apes, including humans. This clade is divided into the Platyrrhini (the New World monkeys) and the Catarrhini (the Old World monkeys, apes, and humans).

Classification

ORDER PRIMATES
- Suborder Strepsirrhini: non-tarsier prosimians
- Suborder Haplorrhini: tarsiers, monkeys and apes
  - Infraorder Tarsiiformes
  - Infraorder Simiiformes
    - Platyrrhini: New World monkeys
      - Family Cebidae: marmosets, tamarins, capuchins and squirrel monkeys
      - Family Nyctipithecidae: night monkeys, owl monkeys, douroucoulis
      - Family Pitheciidae: titis, sakis and uakaris
      - Family Atelidae: howler, spider and woolly monkeys
    - Catarrhini
      - Superfamily Cercopithecoidea
        Family Cercopithecidae: Old World monkeys
      - Superfamily Hominoidea
        Family Hylobatidae: gibbons
        Family Hominidae: great apes and humans

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