Penny Creek (UNSM Wt-12): Clarendonian, Nebraska

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Proboscidea - Gomphotheriidae
Gomphotheriidae indet. Hay 1922
Mammalia - Carnivora
Carnivora indet. Bowdich 1821
Mammalia - Perissodactyla - Equidae
Hypohippus cf. osborni Gidley 1907
Protohippus cf. perditus (Leidy 1858)
Pliohippus sp. Marsh 1874
may be OK as Turner lists perditus
Calippus sp. (Matthew and Stirton 1930)
    = Calippus regulus Johnston 1937
Voorhies et al. 1987
Pseudhipparion sp. Ameghino 1904
    = Pseudhipparion retrusum Cope 1889
Alroy 2002
"Merychippus" cf. coloradense (Osborn 1918)
Mammalia - Perissodactyla - Rhinocerotidae
Teleoceras sp. Hatcher 1894
Aphelops sp. Owen 1845
Mammalia - Perissodactyla - Tapiridae
Tapirus johnsoni Schultz et al. 1975
Schultz et al. 1975
Mammalia - Camelidae
? Protolabis sp. Cope 1876
Mammalia - Merycoidodontidae
Ustatochoerus cf. skinneri Schultz and Falkenbach 1941
    = Merychyus cf. novomexicanus Frick 1929
Alroy 2002
invalid subgroup of Ustatochoerus medius
Mammalia - Tayassuidae
Prosthennops sp. Matthew and Gidley 1904
    = Tayassuinae indet. Palmer 1897
Alroy 2002
Mammalia - Protoceratidae
Synthetoceras tricornatus Stirton 1932
Mammalia - Antilocapridae
Merycodus sp. Leidy 1854
    = Merycodontinae indet. Matthew 1904
Alroy 2002
Mammalia - Palaeomerycidae
Cranioceras sp. Matthew 1918
    = Cranioceratini indet. Frick 1937
Alroy 2002
Mammalia - Rodentia - Castoridae
Eucastor sp. Allen 1877
Mammalia - Rodentia - Heteromyidae
Heteromyidae indet. Gray 1868
Mammalia - Rodentia - Mylagaulidae
Mylagaulus cf. monodon Cope 1881
    = Mylagaulidae indet. Cope 1881
Korth 2000
see common names

Geography
Country:United States State/province:Nebraska County:Webster
Coordinates: 40.1° North, 98.5° West (view map)
Paleocoordinates:40.5° North, 95.9° West
Basis of coordinate:based on political unit
Geographic resolution:small collection
Time
Period:Neogene Epoch:Miocene
*Period:Tertiary
Key time interval:Clarendonian
Age range of interval:13.60000 - 10.30000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Valentine
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Reason for describing collection:general faunal/floral analysis
Museum repositories:UNSM
Metadata
Database number:18315
Authorizer:J. Alroy Enterer:J. Alroy
Modifier:J. Alroy Research group:vertebrate
Created:2000-05-19 00:00:00 Last modified:2007-08-25 19:24:16
Access level:the public Released:2000-05-19 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

3475. M. A. Turner. 1972. A faunal assemblage from the Lower Ash Hollow Formation (Neogene) of southern Nebraska. M. S. thesis University of Nebraska 1-88 [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]
2143 W. W. Korth. 2000. Review of Miocene (Hemingfordian to Clarendonian) mylagaulid rodents (Mammalia) from Nebraska. Annals of Carnegie Museum 69(4):227-280 [J. Alroy/J. Alroy/J. Marcot]
3078 C. B. Schultz, L. D. Martin, and R. G. Corner. 1975. Middle and late Cenozoic tapirs from Nebraska. Bulletin of the University of Nebraska State Museum 10(1):1-21 [J. Alroy/J. Alroy/J. Alroy]
3519 M. R. Voorhies, R. G. Corner, and J. L. Fitzgibbon. 1987. Calippus regulus (Mammalia: Equidae) in the Penny Creek Local Fauna (Clarendonian), Webster County, Nebraska. Transactions of the Nebraska Academy of Sciences 15:75-82 [J. Alroy/J. Alroy/J. Marcot]