Eosimiidae

Eosimiidae[1]
Temporal range: EoceneOligocene
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Primates
Suborder: Haplorrhini
Infraorder: Simian
Family: Eosimiidae
Beard et al., 1994
Genera
  • Bahinia
  • Eosimias
  • Phenacopithecus
  • Phileosimias

Eosimiidae is the family of extinct primates believed to be the earliest simians.

Taxonomy

There appears to be a wealthy diversity of Eosimiids in China. With several genera, such as Phileosimias, and Anthrasimias, their classification as Eosimiids appears to be dubious. Some scholars have even questioned whether the Eosimiids are even simians, as they seem closer to Tarsiiformes. Gunnell and Miller (2001) have found that Eosimiid morphology don't match up to anthropoid morphology.[2]

Marivaux et al (2005) suggest three definite groups of Eosimiidae: Bahinia, Phanacopithecus and Eosimias. They announced their discovery of fossils of two new species, Phileosimias kamali and Phileosimias brahuiorum. They concluded that Phileosimias are also early simians, which might be placed in Eosimiidae or into a separate group.[3]

See also

References

  1. Haaramo, Mikko (2002-12-29). "Mikko's Phylogeny Archive". Retrieved 2007-07-05.
  2. Primate Adaptation and Evolution: 3rd Edition, Ch. 13, p 279-281
  3. Marivaux; et al. (June 2005). "Anthropoid primates from the Oligocene of Pakistan (Bugti Hills): Data on early anthropoid evolution and biogeography". PNAS. 102 (24): 8436–41. PMC 1150860Freely accessible. PMID 15937103. doi:10.1073/pnas.0503469102. (Full text PDF)


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