| Source Data | |
|---|
| Rank | species |
|---|
| Taxonomy (GBIF) | Life : Animalia : Chordata : Mammalia : Perissodactyla : Hyracodontidae : Hyrachyus : Hyrachyus eximius |
|---|
| Taxonomy (PBDB) | Life : Animalia : Chordata : Mammalia : Perissodactyla : Hyrachyidae : Hyrachyus : Hyrachyus eximius |
|---|
| Taxonomic Status (GBIF) | accepted |
|---|
Classification
(PBDB,GBIF) | |
|---|
| Generic Name | Hyrachyus |
|---|
| Scientific Name | Hyrachyus eximius Leidy, 1871 |
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| Opinions (PBDB) | | Name | Rank | Opinion | Evidence | Author |
|---|
| Hyrachyus eximius | species | belongs to Hyrachyus | stated without evidence | Leidy, 1871 | | Hyrachyus eximius | species | belongs to Hyrachyus | stated with evidence | Leidy, 1873 | | Hyrachyus eximius | species | belongs to Hyrachyus | stated without evidence | Cope, 1873 | | Hyrachyus eximius | species | subjective synonym of Hyrachyus | stated without evidence | Troxell, 1922 | | Hyrachyus eximius | species | belongs to Hyrachyus | stated without evidence | Wood, 1934 | | Hyrachyus eximius | species | belongs to Hyrachyus | stated with evidence | Radinsky, 1967 | | Hyrachyus eximius | species | belongs to Hyrachyus | stated without evidence | McCarroll et al., 1996 |
|
|---|
| Status (PBDB) | extinct |
|---|
| Taxon Size (PBDB) | 1 |
|---|
| First Recorded Appearance | 50.3 - 46.2 Ma
Eocene |
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| Last Recorded Appearance | 46.2 - 40.4 Ma
Eocene |
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| Environment | terrestrial (based on Eutheria) |
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| Motility | actively mobile (based on Osteichthyes) |
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| Diet | browser (based on Ceratomorpha) |
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| Taphonomy | phosphatic (based on Vertebrata) |
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| Primary Reference (PBDB) | J. Leidy. 1871. Remarks on fossil vertebrates from Wyoming. Proceedings of the Academy of Natural Sciences of Philadelphia 23(2):228-229 |
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| Leidy J. Remarks on fossil vertebrates from Wyoming, Proceedings of the Academy of Natural Sciences of Philadelphia 23 2, 228-229 |
| Marsh O. C. Preliminary description of new Tertiary mammals. Part I, American Journal of Science 4 20, 122-128 doi:10.2475/ajs.s3-4.20.122 |
| Cope E. D. On some Eocene mammals, obtained by Hayden's Geological Survey of 1872, Paleontological Bulletin 12, 1-6 |
| Leidy J. Part I. Contributions to the extinct vertebrate fauna of the western territories, Report of the United States Geological Survey of the Territories 1, 1-358 |
| Osborn H. F., Scott W. B., et al Palaeontological Report of the Princeton Scientific Expedition of 1877, Contributions from the Museum of Geology and Archæology of Princeton College 1, 1-146 |
| Hay O. P. (1902) , Bibliography and Catalogue of the Fossil Vertebrata of North America. Bulletin of the United States Geological Survey 179, 1-868 |
| Wood H. E. (1934) Revision of the Hyrachyidae, Bulletin of the American Museum of Natural History 67 5, 181-295 |
| Radinsky L. B. (1967) Hyrachyus, Chasmotherium, and the early evolution of helaletid tapiroids, American Museum Novitates 2313, 1-23 |
| McCarroll S. M., Flynn J. J., et al (1996) The Mammalian Faunas of the Washakie Formation, Eocene Age, of Southern Wyoming. Part III. The Perissodactyls, Fieldiana, Geology 33, 1-38 |
| Colbert M. W., Schoch R. M. (1998) Tapiroidea and other moropomorphs, Evolution of Tertiary mammals of North America, 569-582 |
Hyrachyus eximius ✝
