Santee: Late/Upper Hemphillian, Nebraska

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
? Cseria parkeri (Martin 1975)
    = informal Voorhies cricetid parkeri
Alroy 2002
Reptilia - Crotalidae
Crotalus sp. Linnaeus 1758
Parmley and Holman 1995
Reptilia - Colubridae
Heterodon sp. Latreille 1801
Parmley and Holman 1995
Thamnophis sp. Fitzinger 1843
Parmley and Holman 1995
Colubrinae indet. Oppel 1811
Parmley and Holman 1995
Coluber or Masticophis
Elaphe obsoleta (Say 1823)
Parmley and Holman 1995
Pituophis melanoleucus (Daudin 1803)
Parmley and Holman 1995
Lampropeltis getulus (Linnaeus 1766)
Parmley and Holman 1995
Reptilia - Testudines - Emydidae
Chrysemys picta (Schneider 1783)
Parmley 1992
Reptilia - Testudines - Testudinidae
Geochelone sp. Fitzinger 1835
Parmley 1992
two forms, both of the subgenus Hesperotestudo
Reptilia - Testudines - Trionychidae
Apalone sp. Rafinesque 1832
Parmley 1992
Apalone spinifera (LeSueur 1827)
Parmley 1992
Reptilia - Testudines - Kinosternoidea
Kinosternon flavescens (Agassiz 1857)
Parmley 1992
Mammalia - Proboscidea - Gomphotheriidae
Gomphotheriidae indet. Hay 1922
Mammalia - Perissodactyla - Rhinocerotidae
Teleoceras sp. Hatcher 1894
Aphelops cf. mutilus Matthew 1924
Mammalia - Perissodactyla - Equidae
Neohipparion cf. eurystyle (Cope 1893)
Nannippus lenticularis (Cope 1893)
synonym of Cormohipparion ingenuum
Dinohippus sp. Quinn 1955
Mammalia - Cervidae
? Bretzia sp. Fry and Gustafson 1974
Voorhies and Perkins 1998
Mammalia - Palaeomerycidae
Pediomeryx sp. Stirton 1936
Mammalia - Antilocapridae
Antilocapridae indet. Gray 1866
Mammalia - Tayassuidae
Platygonus sp. Leconte 1848
Mammalia - Camelidae
Hemiauchenia cf. vera (Matthew 1909)
recombined as Pleiolama vera
Megacamelus cf. merriami (Frick 1921)
Mammalia - Carnivora - Felidae
Felis rexroadensis Stephens 1959
    = Lynx cf. rexroadensis Stephens 1959
Alroy 2002
original and current combination Felis rexroadensis
Mammalia - Carnivora - Canidae
Vulpes sp. Frisch 1775
    = Borophagus sp. Cope 1892
Alroy 2002
Canis cf. lepophagus Johnston 1938
Mammalia - Carnivora - Ursidae
Agriotherium sp. Wagner 1837
Mammalia - Carnivora - Mustelidae
Trigonictis sp. Hibbard 1941
Sminthosinis sp. Bjork 1970
Lutra sp. Brisson 1762
    = Lontra sp. Gray 1843
Alroy 2002
presumably not "Lutra" pristina
Mustela cf. rexroadensis Hibbard 1950
Pliotaxidea garberi Wagner 1976
Martes sp. Frisch 1775
"sensu lato"
Plesiogulo cf. lindsayi Harrison 1981
Mammalia - Carnivora - Mephitidae
Brachyopsigale cf. dubius Hibbard 1954
Buisnictis schoffi Hibbard 1954
Martinogale alveodens Hall 1930
Mammalia - Talpidae
cf. Parascalops sp. True 1894
Scalopus mcgrewi Voorhies 1977
(2 measurements)
    = Hesperoscalops mcgrewi Voorhies 1977
Alroy 2002
cf. Scalopoides sp. Wilson 1960
Mammalia - Soricidae
cf. Petenyia sp. Kormos 1934
Paracryptotis sp. Hibbard 1950
Mammalia - Plesiosoricidae
Meterix sp. Hall 1929
    = Plesiosorex sp. Pomel 1848
Alroy 2002
Mammalia - Rodentia - Cricetidae
Paronychomys sp. Jacobs 1977
Repomys gustelyi May 1981
Neotoma cf. sawrockensis Hibbard 1967
Calomys sp. (Waterhouse 1837)
    = Bensonomys sp. Gazin 1942
Alroy 2002
Baiomys sp. True 1894
Mammalia - Rodentia - Geomyidae
Parapliosaccomys sp. Shotwell 1967
    = Geomyidae indet. Bonaparte 1845
Alroy 2002
Thomomys sp. Wied-Neuwied 1839
Pliogeomys sp. Hibbard 1954
said to be new
Mammalia - Rodentia - Heteromyidae
Perognathus sp. Maximillian 1839
    = Heteromyinae indet. Gray 1868
Alroy 2002
Mammalia - Rodentia - Castoridae
Castor cf. californicus Kellogg 1911
Dipoides sp. Jaeger 1835
Mammalia - Rodentia - Mylagaulidae
Epigaulus hatcheri Gidley 1907
    = Ceratogaulus hatcheri Gidley 1907
Alroy 2002
Mammalia - Rodentia - Sciuridae
Spermophilus cf. shotwelli (Black 1963)
Spermophilus cf. matthewi (Black 1963)
Marmota vetus (Marsh 1871)
original and current combination Arctomys vetus
Paenemarmota sawrockensis (Hibbard 1964)
Mammalia - Lagomorpha - Ochotonidae
Ochotona sp. Link 1795
said to be new
Mammalia - Lagomorpha - Leporidae
Lepoides lepoides White 1988
this is NOT the type: Voorhies 1988
Alilepus vagus Gazin 1934
White 1991
DUPLICATE REF 3633 or 3634
Hypolagus regalis Hibbard 1939
Hypolagus ringoldensis Gustafson 1978
Mammalia - Megalonychidae
Megalonyx cf. curvidens Matthew 1924
Amphibia - Temnospondyli - Pelobatidae
Scaphiopus sp. Holbrook 1836
Parmley 1992
Scaphiopus wardorum (Estes and Tihen 1964)
Parmley 1992
original and current combination Scaphiopus (Scaphiopus) wardorum
Amphibia - Temnospondyli - Bufonidae
Bufo sp. Laurenti 1768
Parmley 1992
"cognatus or B. speciosus"
Bufo holmani Parmley 1992
Parmley 1992
Amphibia - Temnospondyli - Ranidae
Rana sp. Linnaeus 1758
Parmley 1992
"Rana cf. R. pipiens... complex"
Rana cf. catesbeiana Shaw 1802
Parmley 1992
Amphibia - Temnospondyli - Hylidae
Hyla sp. Laurenti 1768
Parmley 1992
see common names

Geography
Country:United States State/province:Nebraska County:Knox
Coordinates: 42.8° North, 97.8° West (view map)
Paleocoordinates:43.1° North, 96.1° West
Basis of coordinate:stated in text
Geographic resolution:outcrop
Time
Period:Neogene
10 m.y. bin:Cenozoic 6
*Period:Late/Upper Tertiary *Epoch:Late/Upper Miocene
*Local age/stage:Late/Upper Hemphillian
Key time interval:Late/Upper Hemphillian
Age range of interval:9.40000 - 4.70000 m.y. ago
Age estimate:minimum 5.0 ± 0.2 Ma (fission track)
* legacy (obsolete) database fields
Stratigraphy
Stratigraphic resolution:member
Stratigraphy comments: FT glass date of 5.0 +/- 0.2 Ma directly overlies site
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection methods:bulk,sieve
Reason for describing collection:taxonomic analysis
Museum repositories:UNSM
Taxonomic list comments:NOT in clear superposition with any other locality
based on Voorhies 1988, three localities separated by at least 50 feet of section are represented
Metadata
Also known as:UNSM Kx-111
Database number:18359
Authorizer:J. Alroy Enterer:J. Alroy
Modifier:B. Allen Research group:vertebrate
Created:1992-08-05 00:00:00 Last modified:2023-07-29 10:31:50
Access level:the public Released:1992-08-05 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
3510. 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]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
7579 D. Parmley. 1992. Frogs in Hemphillian deposits of Nebraska, with the description of a new species of Bufo. Journal of Herpetology 26(3):274-281 [J. Alroy/J. Alroy/J. Alroy]
737 D. Parmley. 1992. Turtles from the late Hemphillian (latest Miocene) of Knox County, Nebraska. The Texas Journal of Science 44(3):339-348 [J. Alroy/M. Sommers]
7602 D. Parmley and J. A. Holman. 1995. Hemphillian (late Miocene) snakes from Nebraska, with comments on Arikareean through Blancan snakes of midcontinental North America. Journal of Vertebrate Paleontology 15(1):79-95 [J. Alroy/J. Alroy/J. Alroy]
3516 M. R. Voorhies and M. E. Perkins. 1998. Odocoileine deer (?Bretzia) from the Santee Ash locality, late Hemphillian, Nebraska: The oldest new world cervid?. Journal of Vertebrate Paleontology 18(3):84A [J. Alroy/J. Alroy/J. Ju]
3633 J. A. White. 1991. North American Leporinae (Mammalia: Lagomorpha) from late Miocene (Clarendonian) to latest Pliocene (Blancan). Journal of Vertebrate Paleontology 11(1):67-89 [J. Alroy/J. Alroy/J. Alroy]