Monroe Creek (SDSM V-6229): Monroecreekian, South Dakota
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
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Peratherium youngi
McGrew 1937
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20 specimens | |||||||||
recombined as Herpetotherium youngi | ||||||||||
corrects "P. spindleri" of Macdonald 1970 | ||||||||||
Mammalia
- Rodentia
- Allomyidae
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Allomys harkseni
Macdonald 1963
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recombined as Alwoodia harkseni | ||||||||||
NISP at least 63 | ||||||||||
Mammalia
- Rodentia
- Castoridae
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Capatanka sp.
Macdonald 1963
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= Castoridae indet.
Gray 1821
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Alroy 2002 | |||||||||
Palaeocastor cf. simplicidens
(Matthew 1907)
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45 specimens | |||||||||
synonym of Fossorcastor fossor | ||||||||||
Mammalia
- Rodentia
- Eutypomyidae
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Eutypomys cf. montanensis
Wood and Konizeski 1965
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1 specimen | |||||||||
Mammalia
- Rodentia
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Proheteromys sp.
Wood 1932
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16 specimens | |||||||||
= Geomyoidea indet.
Bonaparte 1845
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Alroy 2002 | |||||||||
Mammalia
- Rodentia
- Eomyidae
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Pseudotheridomys cf. hesperus
Wilson 1960
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2 specimens | |||||||||
= Pseudotheridomys sp.
Schlosser 1926
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Korth 1992 | |||||||||
Mammalia
- Rodentia
- Florentiamyidae
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Sanctimus tiptoni
Macdonald 1970
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23 specimens | |||||||||
recombined as Florentiamys tiptoni | ||||||||||
Mammalia
- Rodentia
- Sciuridae
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Miospermophilus sp.
Black 1963
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9 specimens | |||||||||
= Nototamias quadratus
Korth 1992
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Korth 1992 | |||||||||
replaces ID of Martin 1976; "small species" of Macdonald | ||||||||||
Sciuridae indet.
Gray 1821
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large | ||||||||||
= Protospermophilus sp.
Gazin 1930
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Storer 2002 | |||||||||
Mammalia
- Rodentia
- Entoptychidae
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Gregorymys formosus
(Matthew 1907)
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NISP "approximately" 339 | ||||||||||
Mammalia
- Rodentia
- Zapodidae
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Plesiosminthus grangeri
(Wood 1935)
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4 specimens | |||||||||
original and current combination Schaubeumys grangeri | ||||||||||
"Plesiosminthus sp."; DUPLICATE REF 1712 or 1713 or 1714 | ||||||||||
Mammalia
- Rodentia
- Cricetidae
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Paciculus cf. montanus
Black 1961
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NISP at least 26 | ||||||||||
informal Cricetid indet.
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4 specimens | |||||||||
= Leidymys sp.
Wood 1936
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Martin and Green 1984 | |||||||||
Mammalia
- Rodentia
- Mylagaulidae
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Promylagaulus ovatus n. sp.
Rensberger 1979
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recombined as Trilaccogaulus ovatus | ||||||||||
"P. riggsi," NISP at least 75 | ||||||||||
Mammalia
- Lagomorpha
- Leporidae
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Palaeolagus cf. philoi
Dawson 1958
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32 specimens | |||||||||
Mammalia
- Lagomorpha
- Ochotonidae
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Desmatolagus sp.
Matthew and Granger 1923
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11 specimens | |||||||||
= Gripholagomys sp.
Green 1972
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Green 1972 | |||||||||
Mammalia
- Carnivora
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Carnivora indet.
Bowdich 1821
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Mammalia
- Carnivora
- Canidae
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Enhydrocyon crassidens
Matthew 1907
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2 specimens | |||||||||
= Enhydrocyon pahinsintewakpa
Macdonald 1963
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Wang 1994 | |||||||||
replaces ID of Macdonald 1970 | ||||||||||
Mammalia
- Carnivora
- Mustelidae
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Promartes olcotti
Riggs 1942
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Macdonald 1970 | 1 specimen | ||||||||
Mammalia
- Merycoidodontidae
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Oreodontoides curtus
(Loomis 1924)
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Macdonald 1970 | 20 specimens | ||||||||
Mammalia
- Hypertragulidae
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Nanotragulus sp.
Lull 1922
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3 specimens | |||||||||
Mammalia
- Perissodactyla
- Equidae
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Miohippus equinanus
Osborn 1918
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Macdonald 1970 | 4 specimens | ||||||||
Mammalia
- Soricidae
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Trimylus sp.
Roger 1885
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1 specimen | |||||||||
= Pseudotrimylus sp.
Gureev 1971
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Alroy 2002 | |||||||||
Mammalia
- Geolabididae
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Centetodon ? magnus
(Clark 1936)
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Lillegraven et al. 1981 | 2 specimens | ||||||||
: "Geolabis" | ||||||||||
Mammalia
- Talpidae
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Scalopoides sp.
Wilson 1960
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3 specimens | |||||||||
Mammalia
- Proscalopidae
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Proscalops secundus
Matthew 1909
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NISP at least 20 | ||||||||||
Mammalia
- Erinaceidae
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Palaeoerinaceus horncloudi n. sp.
Macdonald 1970
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Macdonald 1970 | 5 specimens | ||||||||
recombined as Amphechinus horncloudi | ||||||||||
includes "Brachyerix macrotis" according to Rich 1981 | ||||||||||
Parvericius cf. montanus
Koerner 1940
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= Parvericius sp.
Koerner 1940
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Korth 1992 | |||||||||
NISP about 17 | ||||||||||
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, 96.6° West | ||||
Basis of coordinate: | based on political unit | ||||
Geographic resolution: | small collection |
Time
Period: | Paleogene | Epoch: | Oligocene |
Stage: | Chattian | 10 m.y. bin: | Cenozoic 4 |
*Period: | Tertiary | ||
Key time interval: | Monroecreekian | ||
Age range of interval: | 24.70000 - 23.10000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Monroe Creek | ||
Local section: | BgBad | Local bed: | 14 |
Local order: | bottom to top |
Lithology and environment
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body |
Collection methods and comments
Collection size: | 730 specimens |
Museum repositories: | SDSM |
Taxonomic list comments:"at least" NISP counts are probably not severe underestimates, and NISP estimate of 730 seems reasonable |
Metadata
Also known as: | LACM 1871 | ||
Database number: | 17564 | ||
Authorizer: | J. Alroy | Enterer: | J. Alroy |
Modifier: | J. Alroy | Research group: | vertebrate |
Created: | 1995-03-26 00:00:00 | Last modified: | 2011-04-21 20:03:51 |
Access level: | the public | Released: | 1995-03-26 00:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
2362. | L. J. Macdonald. 1972. Monroe Creek (early Miocene) microfossils from the Wounded Knee area, South Dakota. South Dakota Geological Survey Report of Investigations 105:1-43 [J. Alroy/J. Alroy/M. Uhen] |
Secondary references:
6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
1711 | M. Green. 1972. Lagomorpha from the Rosebud Formation, South Dakota. Journal of Paleontology 46(3):377-385 [J. Alroy/J. Alroy/M. Uhen] | |
1712 | M. Green. 1977. Dipoides (Rodentia: Castoridae) from Yankton County, South Dakota. Journal of Paleontology 51(1) [J. Alroy/J. Alroy/J. Ju] | |
2115 | W. W. Korth. 1992. Fossil small mammals from the Harrison Formation (late Arikareean: earliest Miocene), Cherry County, Nebraska. Annals of Carnegie Museum 61(2):69-132 [J. Alroy/J. Alroy/M. Uhen] | |
2241 | J. A. Lillegraven, M. C. McKenna, and L. Kristalka. 1981. Evolutionary relationships of middle Eocene and younger species of Centetodon (Mammalia, Insectivora, Geolabididae) with a description of the dentition of Ankylodon (Adapisoricidae). University of Wyoming Publication 45:1-115 [J. Alroy/J. Alroy/M. Uhen] | |
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] | |
2416 | J. E. Martin and M. Green. 1984. Insectivora, Sciuridae, and Cricetidae from the Early Miocene Rosebud Formation in South Dakota. In R. M. Mengle (ed.), Carnegie Museum of Natural History Special Publication 9:28-40 [J. Alroy/J. Alroy/M. Uhen] | |
2862 | J. M. Rensberger. 1979. Early Miocene Promylagaulus. Contributions in Science, Natural History Museum of Los Angeles County 312:1-18 [J. Alroy/J. Alroy/M. Uhen] | |
7360 | J. E. Storer. 2002. Small mammals of the Kealey Springs local fauna (early Arikareean; late Oligocene) of Saskatchewan. Paludicola 3(4):105-133 [J. Alroy/J. Alroy/J. Alroy] | |
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] |