Arctotherium

Arctotherium
Life restoration of A. bonariense
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Carnivora
Family: Ursidae
Subfamily: Tremarctinae
Genus: †Arctotherium
Bravard, 1857
Type species
†Arctotherium bonariense
Gervais, 1852
Species
  • A. angustidens Gervais & Ameghino, 1880
  • A. bonariense Gervais, 1852 (type)
  • A. tarijense Ameghino, 1902
  • A. vetustum Ameghino, 1885
  • A. wingei Ameghino, 1902
Synonyms
Genus synonymy
  • Pararctotherium Ameghino, 1904
Species synonymy
  • A. angustidens:
    • Arctotherium latidens Bravard, 1857
  • A. bonariense:
    • Arctodus bonariensis Perea and Ubilla, 2001
    • Arctotherium bonaerense ?
    • Pararctotherium enectum Ameghino, 1904
    • Ursus bonariensis Gervais, 1852
  • A. tarijense:
    • Pararctotherium pamparum Ameghino, 1904
  • A. wingei:
    • Arctotherium brasiliensis Lund, 1804
    • Arctotherium brasiliense Lund, 1838
    • ?Panthera balamoides? Stinnesbeck, 2019

Arctotherium ("bear beast") is an extinct genus of the Pleistocene short-faced bears endemic to Central and South America. Arctotherium migrated from North America to South America during the Great American Interchange, following the formation of the Isthmus of Panama during the late Pliocene.

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