Summit Pass oreodont: Hemingfordian, South Dakota

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Merycoidodontidae
Merychyus cf. arenarum Cope 1884
see common names

Geography
Country:United States State/province:South Dakota County:Harding
Coordinates: 45.4° North, 103.2° West (view map)
Paleocoordinates:46.1° North, 99.2° West
Basis of coordinate:based on nearby landmark
Time
Period:Neogene Epoch:Miocene
Stage:Burdigalian 10 m.y. bin:Cenozoic 5
Key time interval:Hemingfordian
Age range of interval:20.43000 - 15.97000 m.y. ago
Stratigraphy
Formation:Arikaree
Stratigraphy comments: "Arikaree (?) Formation"
Lithology and environment
Primary lithology:volcaniclastic,white "siliciclastic"
Lithology description: "white strata with substantial volcanic content"
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:surface (float),field collection
Reason for describing collection:taxonomic analysis
Museum repositories:SDSM
Collection method comments: "surface prospecting"
Metadata
Database number:72052
Authorizer:J. Alroy Enterer:J. Alroy
Research group:vertebrate
Created:2007-05-23 17:40:12 Last modified:2007-05-23 20:40:12
Access level:the public Released:2007-05-23 17:40:12
Creative Commons license:CC BY
Reference information

Primary reference:

24391. D. C. Parris and B. S. Grandstaff. 2003. An oreodont of Miocene age from Slim Buttes, Harding County, South Dakota. Proceedings of the South Dakota Academy of Science 82:61-65 [J. Alroy/J. Alroy]