Cynarctoides roii

Cynarctoides roii
Cynarctoides roii
Temporal range: Late Oligocene–Miocene
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Carnivora
Family: Canidae
Subfamily: †Borophaginae
Tribe: †Phlaocyonini
Genus: †Cynarctoides
Species: Cynarctoides roii
Range of Cynarctoides roii based on fossil record

Cynarctoides roii is an extinct species of Cynarctoides, belonging to the subfamily Borophaginae and tribe Phlaocyonini, a canid which inhabited west central North America from the Late Oligocene to Miocene living 30.8—20.6 mya and existed for approximately 10.2 million years.

Contents

Taxonomy

Cynarctoides roii was named by Macdonald (1963). It was recombined as Cormocyon roii by Xiaoming Wang and Richard H. Tedford (1992) and Wang and Fremd (1994); it was recombined as Cynarctoides roii by Wang et al. (1999).[1][2]

Morphology

Body mass

Two specimens were examined by Legendre and Roth for body mass.[3]

  • Specimen 1 was estimated to weigh 0.644 kg (1.4 lb).
  • Specimen 2 was estimated to weigh 0.700 kg (1.5 lb).

Fossil distribution

References

  1. ^ J. R. Macdonald. 1963. The Miocene faunas from the Wounded Knee area of western South Dakota. Bulletin of the American Museum of Natural History 125(3):139-238
  2. ^ Phylogentic Systematic of the Borophanginae, X. Wang, 1999
  3. ^ S. Legendre and C. Roth. 1988. Correlation of carnassial tooth size and body weight in recent carnivores (Mammalia). Historical Biology
  • Martin, L.D. 1989. Fossil history of the terrestrial carnivora. Pages 536 - 568 in J.L. Gittleman, editor. Carnivore Behavior, Ecology, and Evolution, Vol. 1. Comstock Publishing Associates: Ithaca.
  • - PaleoDataBase - Cynarctoides roii

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