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Cephalogale

Cephalogale
Rango temporal: Oligoceno-Mioceno
Taxonomía
Reino: Animalia
Filo: Chordata
Clase: Mammalia
Orden: Carnivora
Superfamilia: Arctoidea
Familia: Hemicyonidae / Ursidae
Subfamilia:Hemicyoninae
Género: Cephalogale
Jourdan, 1862
Especie: C. geoffroyi
Filhol, 1879

Cephalogale es un género extinto de hemiciónidos que vivió entre el Oligoceno tardío hasta el Mioceno, endémico de Norte América y Europa de entre los 33.9—20 Ma, existente desde hace 33.9-20 millones de años.

Aunque se le relaciona con los hemiciónidos, Cephalogale es considerado como un antecesor de los osos.[1]

Taxonomía

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Cephalogale fue nombrado por Henri Filhol en 1879. Su tipo es Cephalogale geoffroyi. Fue asignado a Ursidae por Carroll (1988); a Hemicyoninae por Hunt (1998); y a Ursoidea por Wang et al. (2005).[2][3]

Distribución fósil

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  • Dětaň, República Checa entre 33.9—28.4 Ma
  • Cetina de Aragón, España entre 22.4—20 Ma
  • Cantera de Standing Rock, Formación Zia Sand, Sandoval, Nuevo México entre 24.8—20.6 Ma
  • Canteras de Agate Springs, Sioux, Nebraska entre 23—5.3 Ma
  • Cantera de Hemingford, Formación Runningwater, Box Butte, Nebraska entre 20.6—16.3 Ma

Véase también

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Referencias

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  1. McLellan B. & Reiner D. C. (1994). "A review of bear evolution". Int. Conf. Bear Res. and Manage. 9(1): 85-89. PDF
  2. R. L. Carroll. 1988. Vertebrate Paleontology and Evolution. W. H. Freeman and Company, New York 1-698
  3. X. Wang, M. C. McKenna, and D. Dashzeveg. 2005. Amphicticeps and Amphicynodon (Arctoidea, Carnivora) from Hsanda Gol Formation, Central Mongolia and phylogeny of basal arctoids with comments on zoogeography. American Museum Novitates 3483:1-57
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Cephalogale
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