Roundhouse Rock: Whitneyan, Nebraska

List of taxa
Where & when
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Perissodactyla - Rhinocerotidae
Skinneroceras manningi n. gen., n. sp. Prothero 2005
Prothero 2005
Mammalia - Carnivora - Canidae
Hesperocyon gregarius (Cope 1873)
Wang 1994
KU-NE-034, Roundhouse Rock, Morrill Co., Whitneyan
Cormocyon pavidus (Stock 1933)
Wang and Tedford 1996
    = Archaeocyon pavidus Stock 1933
Alroy 2002
E side of Roundhouse Rock, 5 mi SW of Bridgeport, Morrill Co. NE "in upper part of the Whitney Member"; see also Wang et al. 1999
Oxetocyon cuspidatus Green 1954
UNSM Mo-104 "base of Roundhouse Rock" in the Whitney Mbr.
Mammalia - Ungulata - Merycoidodontidae
Hadroleptauchenia primitiva Schultz and Falkenbach 1968
Schultz and Falkenbach 1968
    = Leptauchenia major Leidy 1856
Alroy 2002
UNSM Mo-104 "E. side of Roundhouse Rock" in "Brule Zone D"
Leptauchenia decora Leidy 1856
Schultz and Falkenbach 1968
also their "Pithecistes tanneri"; both UNSM Mo-104, "Brule Zone D"
see common names

Country:United States State/province:Nebraska County:Morrill
Coordinates: 41.7° North, 103.1° West (view map)
Paleocoordinates:42.7° North, 95.7° West
Basis of coordinate:based on political unit
Geographic resolution:small collection
Period:Paleogene Epoch:Oligocene
Stage:Rupelian 10 m.y. bin:Cenozoic 4
Key time interval:Whitneyan
Age range of interval:33.30000 - 30.80000 m.y. ago
* legacy (obsolete) database fields
Formation:Brule Member:Whitney
Local section:NPlat Local bed:4
Local order:bottom to top
Lithology and environment
Environment:terrestrial indet.
Modes of preservation:body
Collection methods and comments
Collection excludes:some genera
Museum repositories:UNSM
Also known as:UNSM Mo-104
Database number:17374
Authorizer:J. Alroy, J. Marcot Enterer:J. Alroy, J. Marcot
Research group:vertebrate
Created:1996-08-05 00:00:00 Last modified:2002-06-03 03:27:42
Access level:the public Released:1996-08-05 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

3365. L. G. Tanner. 1973. Notes Regarding Skull Characteristics of Oxetocyon cuspidatus Green. Transactions of the Nebraska Academy of Sciences 2:66-69 [J. Alroy/J. Alroy/J. Marcot]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Uhen]
51726 D. R. Prothero. 2005. The Evolution of North American Rhinoceroses. 1-218 [J. Marcot/J. Marcot]
3069 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]
6226 X. Wang. 1994. Phylogenetic systematics of the Hesperocyoninae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 221:1-207 [J. Alroy/J. Alroy/J. Alroy]
3557 X. Wang and R. H. Tedford. 1996. In D. R. Prothero, R. J. Emry (eds.), The Terrestrial Eocene-Oligocene Transition in North America [J. Alroy/J. Alroy/M. Uhen]