Phlaocyon annectens
Phlaocyon annectens is an extinct species of the genus Phlaocyon, belonging to the subfamily Borophaginae and tribe Phlaocyonini, a canid endemic to central and western North America from the Late Oligocene to Early Miocene living 24.6—20.8 mya and existed for approximately 4.2 million years.
| Phlaocyon annectens Temporal range: | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Carnivora |
| Family: | Canidae |
| Subfamily: | †Borophaginae |
| Tribe: | †Phlaocyonini |
| Genus: | †Phlaocyon |
| Species: | †P. annectens |
| Binomial name | |
| †Phlaocyon annectens Peterson 1907, p. 53 | |
| Synonyms | |
| |
Taxonomy
Phlaocyon annectens was named by Peterson 1907. Its type locality is Beardog Hill, which is in a Harrisonian fluvial sandstone in the Upper Harrison Beds Formation of Nebraska. It was recombined as Phlaocyon annectens by Vanderhill (1980) and Wang, Tedford & Taylor 1999.
Morphology
Body mass
Legendre & Roth 1988 estimated the body mass of two specimens to be 1.81–1.87 kilograms (4.0–4.1 lb).
Fossil distribution
- Castolon (TMM 40635), Brewster County, Texas ~24.8—20.6 Ma.[1]
- American Museum-Cook Quarry, Sioux County, Nebraska ~24.8—20.6 Ma.[2]
- Van Tassel, Niobrara County, Wyoming ~24.8—20.6 Ma.
- Beardog Hill, Upper Harrison Beds Formation, Sioux County, Nebraska ~24.8—20.6 Ma.
References
Notes
- "Castolon (TMM 40635) (of the United States)". Fossilworks. Retrieved September 20, 2014.
- "American Museum-Cook Quarry (of the United States)". Fossilworks. Retrieved September 20, 2014.
Sources
- Legendre, S.; Roth, C. (1988). "Correlation of carnassial tooth size and body weight in recent carnivores (Mammalia)". Historical Biology. 1 (1): 85–98. doi:10.1080/08912968809386468.
- 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.
- Peterson, O. A. (1907). "The Miocene beds of western Nebraska and eastern Wyoming and their vertebrate faunae". Annals of the Carnegie Museum. 4: 21–72. Retrieved September 20, 2014.
- Wang, X.; Tedford, R. H.; Taylor, B. E. (1999). "Phylogenetic systematics of the Borophaginae (Carnivora, Canidae)". Bulletin of the AMNH. 243. hdl:2246/1588.
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