Pteronarctos

Extinct genus of mammals

Pteronarctos
Temporal range: Middle Miocene, 16–11.6 Ma
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Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Carnivora
Clade: Pinnipediformes
Genus: Pteronarctos
Barnes, 1989
Species
  • P. goedertae Barnes, 1989 (type)
  • P. piersoni Barnes, 1990

Pteronarctos is a genus of basal pinnipediform from middle Miocene marine deposits in Oregon.

Two species of Pteronarctos are known, P. goedertae and P. piersoni. Although originally described as a member of Enaliarctidae, cladistic analyses place Pteronarctos as sister to pinnipeds, in the clade Pinnipediformes.[1][2][3][4][5]

References

  1. ^ L. G. Barnes. 1989. A new enaliarctine pinniped from the Astoria Formation, Oregon, and a classification of the Otariidae (Mammalia: Carnivora). Contributions in Science 403:1-26
  2. ^ L. G. Barnes. 1990. A new Miocene enaliarctine pinniped of the genus Pteronarctos (Mammalia: Otariidae) from the Astoria Formation, Oregon. Contributions in Science 422:1-20
  3. ^ Churchill, Clementz & Kohno (2015) Churchill M, Clementz MT, Kohno N. Cope’s rule and the evolution of body size in Pinnipedimorpha (Mammalia: Carnivora) Evolution. 2015;69(1):201–215. doi: 10.1111/evo.12560.
  4. ^ R. W. Boessenecker and M. Churchill. 2015. The oldest known fur seal. Biology Letters
  5. ^ J. Velez-Juarbe. 2017. Eotaria citrica, sp. nov., a new stem otariid from the “Topanga” formation of Southern California. PeerJ 5:e3022

External links

  • Enaliarctos at The Paleobiology Database
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Genera of pinnipeds and their stem-allies
Amphicynodontidae
Semantoridae
  • Pacificotaria
  • Pinnarctidion
  • Pteronarctos
  • Devinophoca
  • Magnotherium
Monachini
Miroungini
Lobodontini
Erignathini
Cystophorini
Phocini
Otarioidea
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Kolponomos newportensis

Puijila darwini

Acrophoca longirostris
Desmatophocidae
Odobenidae
Neodobenia
Dusignathinae
Odobeninae
Panotariidae
  • Eotaria
Otariidae
Callorhinae
Otariinae
Zalophini
Otariini
Gomphotaria pugnax
Lists
Taxon identifiers
Pteronarctos
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