MP-141: Wasatchian, Wyoming

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Esthonychidae
Esthonyx bisulcatus Cope 1874
1 specimen
Mammalia - Coryphodontidae
Coryphodon radians (Cope 1872)
1 specimen
Mammalia - Condylarthra - Hyopsodontidae
Hyopsodus latidens Denison 1937
4 specimens
Mammalia - Diacodexeidae
Diacodexis metsiacus (Cope 1882)
3 specimens
Mammalia - Perissodactyla - Equidae
Hyracotherium pernix (Marsh 1876)
12 specimens
recombined as Arenahippus pernix
Mammalia - Perissodactyla
Homogalax protapirinus (Wortman 1896)
1 specimen
Mammalia - Phenacodontidae
Phenacodus intermedius Granger 1915
1 specimen
Mammalia - Creodonta - Oxyaenidae
Oxyaena intermedia Denison 1938
1 specimen
Mammalia - Rodentia
Rodentia indet. Bowdich 1821
1 specimen
Mammalia - Dermoptera
Plagiomene multicuspis Matthew 1918
2 specimens
Mammalia - Primates - Omomyidae
Tetonius matthewi Bown and Rose 1987
1 specimen
originally entered as "Tetonius mathewi"
Mammalia - Primates - Notharctidae
Cantius trigonodus (Matthew 1915)
1 specimen
Mammalia - Multituberculata - Neoplagiaulacidae
Parectypodus simpsoni Jepsen 1930
1 specimen
recombined as Ectypodus simpsoni
Reptilia - Crocodilia
Crocodilia indet. Owen 1842
specimens
spelled with current rank as Crocodylia
see common names

Geography
Country:United States State/province:Wyoming
Coordinates: 44.6° North, 108.6° West (view map)
Paleocoordinates:49.4° North, 91.4° West
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Eocene
Stage:Ypresian 10 m.y. bin:Cenozoic 2
Key time interval:Wasatchian
Age range of interval:54.90000 - 50.50000 m.y. ago
Stratigraphy
Formation:Willwood
Local section:Foster Gulch - Y U Bench Local bed:630
Regional section:MP Southeast Regional bed:1825
Stratigraphic resolution:group of beds
Stratigraphy comments: Wa-4
Lithology and environment
Primary lithology: lithified "siliciclastic"
Includes fossils?Y
Environment:fluvial-lacustrine indet. Tectonic setting:intermontane basin
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Preservation of anatomical detail:good
Associated major elements:some
Disassociated major elements:many
Temporal resolution:time-averaged
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:surface (float),surface (in situ),survey of museum collection
Reason for describing collection:biostratigraphic analysis
Museum repositories:UMMP
Metadata
Database number:46730
Authorizer:W. Clyde Enterer:W. Clyde
Modifier:W. Clyde Research group:vertebrate
Created:2005-01-24 09:55:26 Last modified:2005-01-24 11:55:26
Access level:the public Released:2005-01-24 09:55:26
Creative Commons license:CC BY
Reference information

Primary reference:

11717. W. C. Clyde. 1997. Stratigraphy and mammalian paleontology of the McCullough Peaks, northern Bighorn Basin, Wyoming: Implications for biochronology, basin development, and community reorganization across the Paleocene-Eocene boundary. PhD Thesis, University of Michigan [W. Clyde/W. Clyde/J. Alroy]