Metacheiromyidae
Temporal range: late Paleocene to middle Eocene
Reconstruction of
Metacheiromys marshi
skull of Palaeanodon ignavus
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: †Palaeanodonta
Family: †Metacheiromyidae
Wortman, 1903[1]
Type genus
†Metacheiromys
Wortman, 1903
Genera
[see classification]
Synonyms
  • Metachiromyidae (Wortman, 1903)

Metacheiromyidae ("next to Cheiromys") is an extinct paraphyletic family of myrmecophagous placental mammals within extinct order Palaeanodonta, that lived in North America and Europe from the late Paleocene to middle Eocene.[2][3]

Classification and phylogeny

Taxonomy

  • Family: †Metacheiromyidae (paraphyletic family) (Pilgrim, 1932)
    • Genus: †Brachianodon (Gunnell & Gingerich, 1993)
      • †Brachianodon westorum (Gunnell & Gingerich, 1993)
    • Genus: †Mylanodon (Secord, 2002)
      • †Mylanodon rosei (Secord, 2002)
    • Subfamily: †Metacheiromyinae (paraphyletic subfamily) (Wortman, 1903)
      • Genus: †Metacheiromys (Wortman, 1903)
        • †Metacheiromys dasypus (Osborn, 1904)
        • †Metacheiromys marshi (Wortman, 1903)
      • Genus: †Palaeanodon (Matthew, 1918)
        • †Palaeanodon ignavus (Matthew, 1918)
        • †Palaeanodon nievelti (Gingerich, 1989)
        • †Palaeanodon parvulus (Matthew, 1918)
        • †Palaeanodon sp. [Le Quesnoy] (Gheerbrant, 2005)
    • Subfamily: †Propalaeanodontinae (Schoch, 1984)
      • Genus: †Propalaeanodon (Rose, 1979)
        • †Palaeanodon parvulus (Rose, 1979)

Phylogenetic tree

The phylogenetic relationships of family Metacheiromyidae are shown in the following cladogram:[4][5][6][7][8]

 Ferae 

Pan-Carnivora

 Pholidotamorpha 

Pholidota (sensu stricto)

 †Palaeanodonta 

†Escavadodontidae

 ? 

†Melaniella

†Amelotabes

†Epoicotheriidae

†Epoicotherium

†Molaetherium

†Xenocranium

†Epoicotheriinae

†Tetrapassalus

†Dipassalus

†Alocodontulum

†Auroratherium

†Pentapassalus

†Tubulodon

 ? 

†Arcticanodon

 †Propalaeanodontinae 
 †Propalaeanodon 

†Propalaeanodon schaffi

 †Mylanodon 

†Mylanodon rosei

 †Brachianodon 

†Brachianodon westorum

 †Palaeanodon 

†Palaeanodon nievelti

 ? 

†Palaeanodon sp. (Le Quesnoy)

†Palaeanodon ignavus

†Palaeanodon parvulus

†Metacheiromyinae

 †Metacheiromys 

†Metacheiromys dasypus

†Metacheiromys marshi

†Ernanodontidae

 (Pholidota sensu lato) 
†Epoicotherium/Xenocranium clade
†Metacheiromyidae

See also

References

  1. ↑ J. L. Wortman (1903.) "Studies of Eocene Mammalia in the Marsh Collection, Peabody Museum. Part II. Primates. Suborder Cheiromyoidea." The American Journal of Science, series 4 16:345-368
  2. ↑ R. M. Schoch (1984.) "Revision of Metacheiromys (Wortman, 1903) and a review of the Palaeanodonta." Postilla 192:1-28
  3. ↑ McKenna, Malcolm C.; Bell, Susan K. (1997). Classification of Mammals Above the Species Level. New York: Columbia University Press. ISBN 978-0-231-11012-9. Retrieved 16 March 2015.
  4. ↑ K. D. Rose, L. Krishtalka and R. K. Stucky (1991.) "Revision of the Wind River faunas, early Eocene of central Wyoming. Part 11. Palaeanodonta (Mammalia)." Annals of Carnegie Museum 60(1):63-82
  5. ↑ Rose, Kenneth D.; Lucas, Spencer G. (2000). "An early Paleocene palaeanodont (Mammalia, ?Pholidota) from New Mexico, and the origin of Palaeanodonta". Journal of Vertebrate Paleontology. 20 (1): 139–156. doi:10.1671/0272-4634(2000)020[0139:AEPPMP]2.0.CO;2. ISSN 0272-4634.
  6. ↑ Rose, K. D. (2008.) "Palaeanodonta and Pholidota"; pp. 135–146 in C. M. Janis, G. F. Gunnell, and M. Uhen (eds.), "Evolution of Tertiary Mammals of North America. Volume 2: Small Mammals, Xenarthrans, and Marine Mammals." Cambridge University Press, Cambridge, U.K.
  7. ↑ Gaudin, T. J.; Emry, R. J.; Wible, J. R. (2009). "The Phylogeny of Living and Extinct Pangolins (Mammalia, Pholidota) and Associated Taxa: A Morphology Based Analysis". Journal of Mammalian Evolution. 16: 235. doi:10.1007/s10914-009-9119-9.
  8. ↑ Kondrashov, Peter; Agadjanian, Alexandre K. (2012). "A nearly complete skeleton of Ernanodon (Mammalia, Palaeanodonta) from Mongolia: morphofunctional analysis". Journal of Vertebrate Paleontology. 32 (5): 983–1001. doi:10.1080/02724634.2012.694319. ISSN 0272-4634.
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