Order Primates Linnaeus, 1758 - primates
Semiorder Haplorhini Pocock, 1918
see Suborder Haplorhini Pocock, 1918
Suborder Anthropoidea Mivart, 1864
see Parvorder Anthropoidea Mivart, 1864
Family †Amphipithecidae Godinot, 1994, incertae sedis
Genus †Siamopithecus Chaimanee, Suteethorn, Jaeger & Ducrocq, 1997