| Source Data | |
|---|
| Rank | species |
|---|
| Taxonomy (GBIF) | Life : Animalia : Chordata : Mammalia : Perissodactyla : Brontotheriidae : Megacerops : Megacerops coloradensis |
|---|
| Taxonomy (PBDB) | Life : Animalia : Chordata : Mammalia : Perissodactyla : Brontotheriidae : Megacerops : Megacerops coloradensis |
|---|
| Taxonomic Status (GBIF) | accepted |
|---|
Classification
(PBDB,GBIF) | |
|---|
| Generic Name | Megacerops |
|---|
| Scientific Name | Megacerops coloradensis (Leidy, 1870) |
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| Opinions (PBDB) | | Name | Rank | Opinion | Evidence | Author |
|---|
| Megacerops coloradensis | species | belongs to Megacerops | stated without evidence | Leidy, 1870 | | Megacerops coloradensis | species | belongs to Megaceratops | stated with evidence | Cope, 1873 | | Megacerops coloradensis | species | belongs to Megacerops | stated with evidence | Leidy, 1873 | | Megacerops coloradensis | species | belongs to Menodus | stated without evidence | Scott and Osborn, 1887 | | Megacerops coloradensis | species | belongs to Titanotherium | stated without evidence | Osborn, 1896 | | Megacerops coloradensis | species | belongs to Megacerops | stated without evidence | Hay, 1902 | | Megacerops coloradensis | species | belongs to Megacerops | stated with evidence | Mihlbachler et al., 2004 | | Megacerops coloradensis | species | belongs to Megacerops | stated without evidence | Mihlbachler, 2008 |
|
|---|
| Status (PBDB) | extinct |
|---|
| Taxon Size (PBDB) | 1 |
|---|
| First Recorded Appearance | 37.2 - 33.9 Ma
Paleogene |
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| Last Recorded Appearance | 37.2 - 33.9 Ma
Paleogene |
|---|
| Environment | terrestrial (based on Eutheria) |
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| Motility | actively mobile (based on Osteichthyes) |
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| Diet | browser (based on Brontotheriidae) |
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| Taphonomy | phosphatic (based on Vertebrata) |
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| Primary Reference (PBDB) | J. Leidy. 1870. [Abstract of remarks made before a meeting of the Academy of Natural Sciences of Philadelphia, January 4th, 1870]. Proceedings of the Academy of Natural Sciences of Philadelphia 22(1):1-2 |
|---|
| Year | Name and Author |
|---|
| 1870 | Megacerops coloradensis Leidy p. 2 |
| 1873 | Megaceratops coloradoensis Cope p. 29 |
| 1873 | Megacerops coloradensis Leidy p. 239 |
| 1873 | Brontotherium ingens Marsh |
| 1873 | Brontotherium gigas Marsh p. 486 |
| 1887 | Menodus coloradensis Scott and Osborn p. 158 |
| 1887 | Menodus platyceras Scott and Osborn p. 160 |
| 1896 | Titanotherium coloradense Osborn p. 175 figs. Plate III |
| 1896 | Titanotherium gigas Osborn p. 175 |
| 1896 | Titanotherium ingens Osborn p. 182 |
| 1896 | Titanotherium platyceras Osborn p. 185 figs. Plate IV |
| 1896 | Titanotherium ramosum Osborn p. 194 figs. Plate IV |
| 1902 | Megacerops coloradensis Hay p. 633 |
| 1902 | Brontotherium gigas Hay p. 635 |
| 1902 | Brontotherium platyceras Hay p. 635 |
| 1902 | Brontotherium ramosum Hay p. 635 |
| Leidy J. [Abstract of remarks made before a meeting of the Academy of Natural Sciences of Philadelphia, January 4th, 1870], Proceedings of the Academy of Natural Sciences of Philadelphia 22 1, 1-2 |
| 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 |
| Marsh O. C. Notice of new Tertiary mammals (continued) 5 30, 485-488 doi:10.2475/ajs.s3-5.30.485 |
| Scott W. B., Osborn H. F. Preliminary account of the fossil mammals from the White River formation contained in the Museum of Comparative Zoology, Bulletin of the Museum of Comparative Zoölogy at Harvard College 13 5, 151-171 |
| Hay O. P. (1902) , Bibliography and Catalogue of the Fossil Vertebrata of North America. Bulletin of the United States Geological Survey 179, 1-868 |
| Osborn H. F. (1902) The four phyla of Oligocene titanotheres, Bulletin of the American Museum of Natural History 16 8, 91-109 |
| Osborn H. F. (1908) New or little known titanotheres from the Eocene and Oligocene, Bulletin of the American Museum of Natural History 24 32, 599-617 |
| Osborn H. F. (1929) New Eurasiatic and American proboscideans, American Museum Novitates 393, 1-22 |
| Mader B. J. (1989) The Brontotheriidae: A Systematic Revision and Preliminary Phylogeny of North American Genera, The Evolution of Perissodactyls |
| Mader B. J., Alexander J. P. (1995) Megacerops kuwagatarhinus n. sp., an Unusual Brontothere (Mammalia, Perissodactyla) with Distally Forked Horns, Journal of Paleontology 69 3, 581-587 |
| Mader B. J. (1998) Brontotheriidae, Evolution of Tertiary Mammals of North America 1, 525-536 |
| Mihlbachler M. C., Lucas S. G., et al (2004) The holotype specimen of Menodus giganteus, and the "insoluble" problem of Chadronian brontothere taxonomy, Paleogene Mammals. New Mexico Museum of Natural History and Science Bulletin 26, 129-136 |
| Mihlbachler M. C. (2008) Species taxonomy, phylogeny, and biogeography of the Brontotheriidae (Mammalia: Perissodactyla), Bulletin of the American Museum of Natural History 311 1, 1-475 doi:10.1206/0003-0090(2008)501 |
Megacerops coloradensis ✝
