Also known as UNSM Kx-113
Where: Knox County, Nebraska (42.8° N, 97.7° W: paleocoordinates 43.1° N, 96.0° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Late/Upper Hemphillian (10.3 - 4.9 Ma)
Environment/lithology: terrestrial
Size classes: macrofossils, mesofossils
Reposited in the UNSM
Collection methods: surface (float),
• "surface collecting... often after rainstorms exposed new material": Holman and Parmley 2005
Primary reference: M. R. Voorhies. 1990. Vertebrate biostratigraphy of the Ogallala Group in Nebraska. In T. C. Gustavson (ed.), Geologic Framework and Regional Hydrology: Upper Cenozoic Blackwater Draw and Ogallala Formations, Great Plains 115-151 [J. Alroy/J. Alroy/J. Marcot]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 18126: authorized by John Alroy, entered by John Alroy on 15.05.2002, edited by Jason Head and Jonathan Marcot
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Reptilia | |
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"Macroclemys temmincki" = Macrochelys temminckii5
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Thamnophis sp.7, Colubrinae indet.7, Lampropeltis triangulum7, Lampropeltis getulus7, Elaphe cf. guttata7, Elaphe obsoleta7, Pituophis melanoleucus7
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Mammalia | |
Megalonyx cf. curvidens Matthew 1924 edentate | |
Machairodus sp. Kaup 1833 cat | |
Trigonictis sp. Hibbard 1941 mustelid carnivore
Pliotaxidea garberi Wagner 1976 badger
cf. Mionictis sp. Matthew 1924 otter
Plesiogulo cf. lindsayi Harrison 1981 mustelid carnivore | |
Brachyopsigale cf. dubius Hibbard 1954 skunk
Buisnictis schoffi Hibbard 1954 skunk
Martinogale alveodens Hall 1930 skunk | |
Agriotherium sp. Wagner 1837 bear | |
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Dinohippus sp. Quinn 1955 horse
Neohipparion cf. eurystyle Cope 1893 hipparionine horse
Nannippus lenticularis Cope 1893 hipparionine horse | |
Aphelops cf. mutilus Matthew 1924 rhinoceros | |
Tapirus sp. Brisson 1762 tapir | |
Megacamelus cf. merriami, "Hemiauchenia cf. vera" = Pleiolama vera
Megacamelus cf. merriami Frick 1921 camel
"Hemiauchenia cf. vera" = Pleiolama vera Matthew 1909 camel | |
Platygonus sp. Leconte 1848 peccary | |
Cervidae indet. Gray 1821 deer | |
Antilocapridae indet. Gray 1866 pronghorn | |
Pediomeryx sp. Stirton 1936 ruminant | |
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Paracryptotis sp. Hibbard 1950 red-toothed shrew | |
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"Marmota vetus" = Arctomys vetus, Spermophilus cf. matthewi, Spermophilus cf. shotwelli, Paenemarmota sawrockensis
"Marmota vetus" = Arctomys vetus Marsh 1871 marmot
Spermophilus cf. matthewi Black 1963 ground squirrel
Spermophilus cf. shotwelli Black 1963 ground squirrel
Paenemarmota sawrockensis Hibbard 1964 squirrel | |
Castor cf. californicus Kellogg 1911 beaver
Dipoides sp. Jaeger 1835 beaver | |
Prodipodomys sp. Hibbard 1939 rodent | |
Thomomys sp. Wied-Neuwied 1839 pocket gopher | |
Repomys gustelyi May 1981 mouse
Neotoma cf. sawrockensis Hibbard 1967 pack rat | |
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Hypolagus ringoldensis Gustafson 1978 rabbit
Hypolagus regalis Hibbard 1939 rabbit | |
Amphibia | |
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