Butler Spring (UM K4-59): Irvingtonian, Kansas
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Lagomorpha
- Leporidae
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Sylvilagus sp.
Gray 1867
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Mammalia
- Rodentia
- Cricetidae
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Reithrodontomys megalotis
(Baird 1858)
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Onychomys cf. leucogaster
(Wied-Neuwied 1841)
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Microtus ochrogaster
(Wagner 1842)
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= Pedomys ochrogaster
Wagner 1842
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Alroy 2002 | |||||||||
| recombined as Microtus ochrogaster | ||||||||||
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Mammalia
- Rodentia
- Sciuridae
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Cynomys ludovicianus
(Ord 1815)
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= Cynomys sp.
Rafinesque 1817
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Alroy 2002 | |||||||||
| seems questionable in light of Goodwin 1995b | ||||||||||
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Citellus tridecemlineatus
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= Spermophilus tridecemlineatus
Mitchell 1821
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Alroy 2002 | |||||||||
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Mammalia
- Rodentia
- Geomyidae
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Geomys sp.
Rafinesque 1817
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Mammalia
- Rodentia
- Heteromyidae
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Perognathus sp.
Maximillian 1839
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= Perognathinae indet.
Coues 1875
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Alroy 2002 | |||||||||
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Mammalia
- Carnivora
- Canidae
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Vulpes sp.
Frisch 1775
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Mammalia
- Carnivora
- Mustelidae
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Mustela cf. frenata
Lichtenstein 1831
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| recombined as Neogale frenata | ||||||||||
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Mammalia
- Carnivora
- Mephitidae
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Mephitis ? mephitis
(Schreber 1776)
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Mammalia
- Perissodactyla
- Equidae
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Equus sp.
Linnaeus 1758
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Equus cf. scotti
Gidley 1900
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| synonym of Equus (Hesperohippus) mexicanus | ||||||||||
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Mammalia
- Camelidae
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Camelops kansanus
Leidy 1854
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= Camelops sp.
Leidy 1854
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Alroy 2002 | |||||||||
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Ostracoda
- Podocopida
- Ilyocyprididae
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Ilyocypris bradyi
Sars 1890
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Ostracoda
- Podocopida
- Candonidae
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Candona nyensis
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Candona truncata
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Ostracoda
- Podocopida
- Cytherideidae
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Cyprideis littoralis
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Ostracoda
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? Cyprinotus sp.
Brady 1886
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Kansas | County: | Meade |
| Coordinates: | 37.0° North, 100.5° West (view map) | ||||
| Paleocoordinates: | 37.5° North, 100.3° West | ||||
| Basis of coordinate: | stated in text | ||||
| Altitude: | 2450 feet | ||||
| Geographic resolution: | small collection |
Time
| Period: | Quaternary | Epoch: | Pleistocene |
| 10 m.y. bin: | Cenozoic 6 | ||
| Key time interval: | Irvingtonian | ||
| Age range of interval: | 1.40000 - 0.21000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | gray,white sandy siltstone |
| Lithology description: "gray-to-white, sandy silt just below the caliche" | |
| Environment: | sinkhole |
| Geology comments: "of sinkhole origin" | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Collection methods: | bulk,sieve,field collection |
| Rock censused: | 5454 kg |
| Reason for describing collection: | general faunal/floral analysis |
| Collection method comments: six tons of screenwashed matrix | |
Metadata
| Also known as: | Cragin Quarry, in part | ||
| Database number: | 20168 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy |
| Modifier: | J. Alroy | Research group: | vertebrate |
| Created: | 1995-03-26 00:00:00 | Last modified: | 2004-03-09 16:48:18 |
| Access level: | the public | Released: | 1995-03-26 00:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 3081. | 5% 40280 | G. E. Schultz. 1969. Geology and paleontology of a late Pleistocene basin in southwest kansas. Geological Society of America Special Paper 105:1-85 [J. Alroy/J. Alroy/J. Head] |
Secondary references:
| 6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] |