Where: Banner County, Nebraska (41.5° N, 103.8° W: paleocoordinates 42.4° N, 97.3° W)
• coordinate based on political unit
When: upper Member (Gering Formation), Geringian (30.8 - 26.3 Ma)
Environment/lithology: terrestrial
Primary reference: C. B. Schultz and C. H. Falkenbach. 1968. The Phylogeny of the Oreodonts. Part 1: Merycoidodontinae, Eporeodontinae, and Leptaucheniinae, Three Subfamilies Of Oreodonts, With an Appendix to the Revision Of The Merycoidodontidae, and Part 2. Summary and Conclusions Concerning the Merycoidodontidae. Bulletin of the American Museum of Natural History 139:1-498 [J. Alroy/J. Alroy/J. Marcot]more details
PaleoDB collection 17591: authorized by John Alroy, entered by John Alroy on 26.03.1995
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
"Megasespia middleswarti n. sp." = Sespia ultima
"Megasespia middleswarti n. sp." = Sespia ultima Schultz and Falkenbach 1968 oreodont "Leptauchenia decora" of Thorpe 1921b also "Leptauchenia" nitida Thorpe 1921b
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