Mark’s Locality (WMU 110): Clarkforkian, Wyoming
collected 1994

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Multituberculata - Neoplagiaulacidae
Parectypodus sp. Jepsen 1930
Anemone and Dirks 2009
WMU-VP
Mammalia - Multituberculata - Ptilodontidae
Prochetodon sp. Jepsen 1940
Anemone and Dirks 2009
WMU-VP
Mammalia - Rodentia - Ischyromyidae
Rodentia indet. Bowdich 1821
Anemone et al. 2000
    = Ischyromyidae indet. Alston 1876
Anemone and Dirks 2009
WMU-VP
Mammalia - Primates - Paromomyidae
Phenacolemur sp. Matthew 1915
Anemone et al. 2000
    = Phenacolemur cf. pagei Jepsen 1930
Anemone and Dirks 2009
recombined as Dillerlemur pagei
WMU-VP
Mammalia - Primates - Plesiadapidae
Chiromyoides major Gingerich 1975
Anemone et al. 2000
    = cf. Plesiadapis sp. Gervais 1877
Anemone and Dirks 2009
WMU-VP
Plesiadapis sp. Gervais 1877
    = Plesiadapis dubius Matthew 1915
Anemone et al. 2000
WMU-VP
Plesiadapis sp. Gervais 1877
    = Plesiadapis cookei Jepsen 1930
Anemone et al. 2000
WMU-VP
Mammalia - Primates - Carpolestidae
Carpolestes sp. Simpson 1928
    = Carpolestes nigridens Simpson 1928
Anemone and Dirks 2009
WMU-VP
Mammalia
Insectivora indet. Bowdich 1821
Anemone et al. 2000
    = Diacocherus sp. Gingerich 1983
Anemone and Dirks 2009
WMU-VP
Mammalia - Nyctitheriidae
Plagioctenodon sp. Bown 1979
Anemone and Dirks 2009
WMU-VP
Mammalia - Phenacodontidae
Ectocion osbornianus (Cope 1882)
Anemone and Dirks 2009
WMU-VP
Phenacodus sp. Cope 1873
Anemone and Dirks 2009
WMU-VP
Mammalia - Procreodi - Arctocyonidae
Thryptacodon sp. Matthew and Granger 1915
Anemone and Dirks 2009
WMU-VP
Mammalia - Viverravidae
Didymictis sp. Cope 1875
Anemone and Dirks 2009
WMU-VP
Mammalia - Macroscelidea - Apheliscidae
Apheliscus sp. Cope 1875
    = Apheliscus nitidus Simpson 1937
Anemone and Dirks 2009
WMU-VP
Mammalia - Pantolestidae
Palaeosinopa sp. Matthew 1901
Anemone and Dirks 2009
WMU-VP
Mammalia
Peradectes sp. Matthew and Granger 1921
Anemone and Dirks 2009
WMU-VP
see common names

Geography
Country:United States State/province:Wyoming County:Sweetwater
Coordinates: 41.7° North, 109.0° West (view map)
Paleocoordinates:47.1° North, 91.1° West
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Paleocene
Stage:Thanetian 10 m.y. bin:Cenozoic 1
*Period:Tertiary *Local age/stage:Clarkforkian
Key time interval:Clarkforkian
Age range of interval:56.80000 - 55.80000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Fort Union
Stratigraphic resolution:group of beds
Stratigraphy comments: two beds in Upper Fort Union Formation, close to the mapped but locally unexposed contact between the Fort Union and the overlying Wasatch formation
Lithology and environment
Primary lithology:gray,green silty mudstone
Includes fossils?Y
Lithology description: grey-green silty mudstones
Environment:"floodplain"
Geology comments: overbank deposit
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:general faunal/floral analysis
Collection dates:1994
Metadata
Also known as:Ten Mile Draw; WMU locality 110; Bitter Creek Road; Twelvemile Well
Database number:15216
Authorizer:J. Alroy, P. Mannion Enterer:J. Alroy, P. Mannion
Modifier:P. Mannion Research group:vertebrate
Created:2000-06-17 00:00:00 Last modified:2021-03-16 14:47:37
Access level:the public Released:2000-06-17 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

955. R. L. Anemone, E. M. Johnson, and C. M. Rubick. 1999. Primates and other mammals from the Great Divide Basin, SW Wyoming: systematics, geology, and chronology. American Journal of Physical Anthropology Supplement 28:84 [J. Alroy/J. Alroy/M. Uhen]

Secondary references:

75905 R. L. Anemone and W. Dirks. 2009. An anachronistic Clarkforkian mammal fauna from the Paleocene Fort Union Formation (Great Divide Basin, Wyoming, USA). Geologica Acta 7(1-2):113-124 [P. Mannion/P. Mannion]
954 R. L. Anemone, E. M. Johnson, B. A. Nachman and D. J. Over. 2000. A new clarkforkian primate fauna from the great divide basin, SW Wyoming. American Journal of Physical Anthropology Supplement 30:97 [J. Alroy/J. Alroy/M. Uhen]