Sharps (SDSM V-541): Geringian, South Dakota

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Capatanka cankpeopi Macdonald 1963
3 specimens
    = Capatanka gaulodon
Alroy 2002
confirmed by Xu 1996
Reptilia - Rhineuridae
Macrorhineura skinneri n. gen., n. sp. Macdonald 1970
Mammalia - Carnivora - Canidae
Nothocyon lemur (Cope 1879)
1 specimen
recombined as Cynarctoides lemur
confirmed by Wang et al. 1999
Otarocyon cooki (Macdonald 1963)
Wang et al. 1999
Hesperocyon leptodus (Schlaikjer 1935)
5 specimens
includes "Nothocyon geismarianus" and "Cormocyon sp." of of Wang and Tedford 1992 according to Wang et al. 1999;
    = Leptocyon douglassi Tedford et al. 2009
Tedford et al. 2009
Sunkahetanka geringensis (Barbour and Schultz 1935)
    = Philotrox condoni Merriam 1906
Wang 1994
in part
Sunkahetanka geringensis (Barbour and Schultz 1935)
2 specimens
confirmed by Wang 1994
"Mesocyon" robustus Matthew 1907
1 specimen
    = "Mesocyon" cf. temnodon Wortman and Matthew 1899
Wang 1994
said to "probably" be temnodon
Mammalia - Perissodactyla - Equidae
Miohippus equiceps (Cope 1878)
2 specimens
Mammalia - Merycoidodontidae
Cyclopidius simus Cope 1877
2 specimens
    = Leptauchenia major Leidy 1856
Alroy 2002
Cyclopidius schucherti (Thorpe 1921)
1 specimen
    = Leptauchenia decora Leidy 1856
Alroy 2002
Mammalia - Tayassuidae
Chaenohyus decedens Cope 1879
1 specimen
    = Thinohyus sp. Marsh 1875
Alroy 2002
Mammalia - Hypertragulidae
Nanotragulus intermedius Schlaikjer 1935
18 specimens
    = Nanotragulus loomisi Lull 1922
Alroy 2002
(includes estimated 6 maxillaries)
Mammalia - Leptomerycidae
Leptomeryx sp. Leidy 1853
1 specimen
    = Leptomerycidae indet. Zittel 1893
Alroy 2002
Mammalia - Talpidae
Domnina greeni Macdonald 1963
1 specimen
    = Quadrodens wilsoni Macdonald 1970
Hutchison 1972
specimen accidentally listed as from "LACM 19515" (a non-existent locality) by Macdonald
Mammalia - Proscalopidae
Domninoides evelynae Macdonald 1963
1 specimen
recombined as Proscalops evelynae
Mammalia - Rodentia - Aplodontidae
Prosciurus dawsonae n. sp. Macdonald 1963
1 specimen
recombined as Campestrallomys dawsonae
Mammalia - Rodentia - Castoridae
Palaeocastor nebrascensis (Leidy 1856)
    = Palaeocastor sp. Leidy 1869
Alroy 2002
see Xu 1996
Capacikala gradatus (Cope 1878)
4 specimens
Mammalia - Rodentia - Heteromyidae
Proheteromys fedti Macdonald 1963
1 specimen
recombined as Proharrymys fedti
Proheteromys bumpi n. sp. Macdonald 1963
2 specimens
Mammalia - Rodentia - Geomyidae
Grangerimus dakotensis n. sp. Macdonald 1963
1 specimen
recombined as Tenudomys dakotensis
Mammalia - Rodentia - Cricetidae
Eumys blacki Macdonald 1963
1 specimen
recombined as Leidymys blacki
Eumys woodi Macdonald 1963
1 specimen
recombined as Paciculus woodi
Mammalia - Lagomorpha - Leporidae
? Megalagus cf. primitivus (Schlaikjer 1935)
1 specimen
Palaeolagus hypsodus Schlaikjer 1935
4 specimens
Palaeolagus philoi Dawson 1958
Macdonald 1963 8 specimens
(record accidentally omitted by Macdonald 1970)
Mammalia - Primates - Ekgmowechashalidae
Ekgmowechashala philotau n. sp. Macdonald 1963
1 specimen
see common names

Geography
Country:United States State/province:South Dakota County:Shannon
Coordinates: 43.3° North, 102.5° West (view map)
Paleocoordinates:44.1° North, 95.8° West
Basis of coordinate:based on political unit
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Oligocene
10 m.y. bin:Cenozoic 4
*Period:Tertiary
Key time interval:Geringian
Age range of interval:30.80000 - 26.30000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Sharps Member:middle
Local section:BgBad Local bed:12
Local order:bottom to top
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Museum repositories:SDSM
Taxonomic list comments:NISP 88 (including est. 25 Palaeocastor)
Metadata
Also known as:LACM 1955
Database number:17641
Authorizer:J. Alroy, J. Marcot, C. Bell Enterer:J. Alroy, J. Marcot, C. Bell
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:

2356. J. R. Macdonald. 1970. Review of the Miocene Wounded Knee faunas of southwestern South Dakota. Bulletin of the Los Angeles County Museum of Natural History, Science 8:165-82 [J. Alroy/J. Alroy/C. Bell]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
1991 J. H. Hutchison. 1972. Hutchison: Review of the Insectivora from the Early Miocene Sharps Formation of South Dakota. Contributions in Science, Natural History Museum of Los Angeles County 235:1-16 [J. Alroy/J. Alroy/M. Uhen]
2351 J. R. Macdonald. 1963. The Miocene faunas from the Wounded Knee area of western South Dakota. Bulletin of the American Museum of Natural History 125(3):139-238 [J. Alroy/J. Alroy/C. Bell]
52058 R. H. Tedford, X. Wang, and B. E. Taylor. 2009. Phylogenetic Systematics of the North American Fossil Caninae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 325:1-218 [J. Marcot/J. Marcot/G. Lloyd]
6226 X. Wang. 1994. Phylogenetic systematics of the Hesperocyoninae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 221:1-207 [J. Alroy/J. Alroy/J. Alroy]
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]