Willow Creek: Arikareean, Wyoming

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Gruiformes - Bathornithidae
Bathornis fricki n. sp. Cracraft 1968
Cracraft 1968
"from an approximate Gering equivalent" on "Willow Creek, near Lusk... collected in 1938 by C. H. Falkenbach"
Mammalia - Carnivora - Canidae
Archaeocyon leptodus (Schlaikjer 1935)
Wang et al. 1999
Mammalia - Merycoidodontidae
Mesoreodon cheeki (Schlaikjer 1934)
Schultz and Falkenbach 1949
    = Mesoreodon minor Douglass 1903
Alroy 2002
includes "Desmatochoerus wyomingensis" type of Schultz and Falkenbach 1954
Desmatochoerus (Paradesmatochoerus) wyomingensis n. sp. Schultz and Falkenbach 1954
Schultz and Falkenbach 1954
synonym of Mesoreodon minor
F:AM 33312
Leptauchenia major Leidy 1856
Schultz and Falkenbach 1968
"upper Gering" equivalent
Sespia nitida (Leidy 1869)
Schultz and Falkenbach 1968
Desmatochoerus hatcheri (Douglass 1907)
Schultz and Falkenbach 1954
    = Merycochoerus superbus Leidy 1870
Alroy 2002
recombined as Promerycochoerus superbus
Mammalia - Camelidae
Miotylopus taylori n. sp. Prothero 1996
Prothero 1996
"Willow Creek area, Goshen County"
Mammalia - Hypertragulidae
Nanotragulus loomisi Lull 1922
Frick 1937
"Willow Creek"
Mammalia - Rodentia - Florentiamyidae
Florentiamys kingi n. sp. Wahlert 1983
(6 measurements)
    = Florentiamys loomisi Wood 1936
Alroy 2002
"Willow Creek Niobrara Co., Wyo.; Gering Formation"
    = Florentiamys kingi Wahlert 1983
Korth 2008
Korth, 2008
see common names

Geography
Country:United States State/province:Wyoming County:Niobrara
Coordinates: 43.0° North, 104.5° West (view map)
Paleocoordinates:43.9° North, 98.7° West
Basis of coordinate:based on political unit
Time
10 m.y. bin:Cenozoic 4-5
*Period:Tertiary *Epoch:Oligocene
Key time interval:Arikareean
Age range of interval:29.50000 - 18.50000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection excludes:some genera
Taxonomic list comments:based on Prothero 1996d, this appears to be a general term that includes Horse Creek
Metadata
Database number:17727
Authorizer:J. Alroy, C. Boyd, J. Marcot Enterer:J. Alroy, C. Boyd, J. Marcot
Research group:vertebrate
Created:1995-03-26 00:00:00 Last modified:2002-06-03 03:27:42
Access level:the public Released:1995-03-26 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
3528. J. H. Wahlert. 1983. Relationships of the Florentiamyidae (Rodentia, Geomyoidea) based on cranial and dental morphology. American Museum Novitates 2769:1-23 [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. Kouvari]
28306 J. Cracraft. 1968. A review of the Bathornithidae (Aves, Gruiformes), with remarks on the relationships of the suborder Cariamae. American Museum Novitates 2326:1-46 [J. Alroy/J. Alroy]
6222 C. Frick. 1937. Horned ruminants of North America. Bulletin of the American Museum of Natural History 69:1-669 [J. Alroy/J. Alroy/M. Uhen]
67746 W. W. Korth. 2008. Mammals from the Blue Ash local fauna (late Oligocene), South Dakota. Rodentia, Part 2: Families Florentiamyidae and Geomyidae. Paludicola 7(1):14-25 [C. Boyd/C. Boyd]
28055% 6280D. R. Prothero. 1996. Camelidae. In D. R. Prothero and R. J. Emry (eds.), The Terrestrial Eocene-Oligocene Transition in North America 609-651 [J. Alroy/J. Alroy/J. Marcot]
3065 C. B. Schultz and C. H. Falkenbach. 1949. Promerycochoerinae, a new subfamily of oreodonts. Bulletin of the American Museum of Natural History 93(3):69-198 [J. Alroy/J. Alroy/J. Marcot]
3067 C. B. Schultz and C. H. Falkenbach. 1954. Desmatochoerinae, a new subfamily of oreodonts. Bulletin of the American Museum of Natural History 105(2) [J. Alroy/J. Alroy/J. Ju]
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]
3558 X. Wang, R. H. Tedford, and B. E. Taylor. 1999. Phylogenetic systematics of the Borophaginae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 243:1-392 [J. Alroy/J. Alroy/J. Alroy]