| 词条 | Phenacocoelus |
| 释义 |
| image = Phenacocoelus parvus.jpeg | image_caption = Phenacocoelus parvus teeth | fossil_range = Late Oligocene - Early Miocene | taxon = Phenacocoelus | authority = Peterson (1907) | type_species = | subdivision_ranks = Species | subdivision = See text | synonyms = }}Phenacocoelus is an extinct genus of oreodont of the family Merycoidodontidae, subfamily Merycoidodontinae, endemic to North America during the Late Oligocene-Early Miocene subepochs (24.8—20.6 mya), existing for approximately {{Mya|24.8-20.6|million years}}.[1] TaxonomyPhenacocoelus was named by Peterson (1907). Its type is Phenacocoelus typus. It was assigned to Merycoidodontidae by Peterson (1907) and Lander (1998).[2][3]MorphologyA single specimen was examined by M. Mendoza for body mass and was estimated to have a weight of 73.0 kg (160.9 lbs).[4] Fossil distributionFossils have been uncovered in eastern Wyoming and western Nebraska SpeciesPhenacocoelus typus (syn. P. munroensis). References1. ^PaleoBiology Database: Phenacocoelus, basic info {{Taxonbar|from=Q7181311}}{{paleo-eventoedungulate-stub}}2. ^O. A. Peterson. 1907. Annals of Carnegie Museum 3. ^B. Lander. 1998. Oreodontoidea. In C. M. Janis, K. M. Scott, and L. L. Jacobs (eds.), Evolution of Tertiary mammals of North America 402-425 4. ^M. Mendoza, C. M. Janis, and P. Palmqvist. 2006. Estimating the body mass of extinct ungulates: a study on the use of multiple regression. Journal of Zoology 6 : Oreodonts|Prehistoric mammals of North America|Oligocene even-toed ungulates|Miocene even-toed ungulates|Aquitanian genus extinctions|Chattian genus first appearances |
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