Egelhoff Quarry: Barstovian, Nebraska

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Florentiamyinae indet.
Mammalia - Proboscidea - Gomphotheriidae
Gomphotheriidae indet. Hay 1922
    = Gomphotherium sp. Burmeister 1837
Voorhies 1990
Mammalia - Chiroptera - Vespertilionidae
cf. Antrozous sp. Allen 1862
a bat
Mammalia - Perissodactyla - Equidae
Neohipparion republicanus (Osborn 1918)
    = Hipparionini indet. Quinn 1955
Alroy 2002
Mammalia - Perissodactyla - Rhinocerotidae
Rhinocerotidae indet. Gray 1821
    = Teleoceras sp. Hatcher 1894
Voorhies 1990
Mammalia - Antilocapridae
Ramoceros sp. Frick 1937
    = Ramoceros cf. osborni Matthew 1904
Voorhies 1990
Mammalia - Leptomerycidae
cf. Pseudoparablastomeryx sp. Frick 1937
Mammalia - Camelidae
Protolabis cf. gracilis (Leidy 1858)
Miolabis sp. Hay 1899
Mammalia - Merycoidodontidae
Ustatochoerus medius (Leidy 1858)
    = Merychyus medius Leidy 1858
Alroy 2002
recombined as Ustatochoerus medius
Mammalia - Tayassuidae
Tayassuidae indet. Palmer 1897
Mammalia - Carnivora - Mustelidae
Miomustela sp. Hall 1930
    = Miomustela cf. madisonae Douglass 1929
Voorhies 1990
Mammalia - Carnivora - Procyonidae
Probassariscus sp. Merriam 1911
    = Probassariscus antiquus Matthew and Cook 1909
Voorhies 1990
original and current combination Bassariscus antiquus
Arctonasua gracilis n. sp. Baskin 1982
Baskin 1982
(5 measurements)
Mammalia - Carnivora - Canidae
Leptocyon sp. Matthew 1918
    = Leptocyon vafer Leidy 1858
Voorhies 1990
Aelurodon sp. Leidy 1858
comparisons to A. "wheelerianus" and A. taxoides
Mammalia - Talpidae
Domninoides valentinensis Reed 1962
Mystipterus sp. Hall 1930
Mammalia - Soricidae
Alluvisorex sp. Hutchison 1966
Mammalia - Erinaceidae
Metechinus amplior Rich 1981
Parvericius montanus Koerner 1940
Untermannerix copiosus Rich 1981
at least 26 specimens of this species and the next two
Mammalia - Lagomorpha - Ochotonidae
Russellagus vonhofi Storer 1970
Hesperolagomys fluviatilis Storer 1970
Mammalia - Lagomorpha - Leporidae
Hypolagus sp. Dice 1917
    = Hypolagus parviplicatus Dawson 1958
Voorhies 1990
Mammalia - Rodentia - Mylagaulidae
Mylagaulus laevis Matthew 1902
    = Mylagaulidae indet. Cope 1881
Voorhies 1990
"M. sp."
Mammalia - Rodentia - Sciuridae
cf. Miospermophilus sp. Black 1963
Eutamias ateles Hall 1930
    = cf. Tamias ateles Hall 1930
Alroy 2002
Mammalia - Rodentia - Heteromyidae
Cupidinimus sp. Wood 1935
    = Cupidinimus nebraskensis Wood 1935
Voorhies 1990
Perognathus trojectioansrum Korth 1979
(1 measurement)
Lignimus cf. montis Storer 1970
(1 measurement)
Mammalia - Rodentia - Geomyidae
Parapliosaccomys annae Korth 1987
    = ? Phelosaccomys annae Korth 1987
Alroy 2002
original and current combination Parapliosaccomys annae
"new sp.";
Mammalia - Rodentia - Castoridae
cf. Eucastor tortus (Leidy 1858)
Eucastor curtus (Matthew and Cook 1909)
    = Monosaulax curtus Matthew and Cook 1909
Alroy 2002
Mammalia - Rodentia - Zapodidae
Macrognathomys sp. Hall 1930
Megasminthus tiheni Klingener 1966
Schaubeumys cartomylos Korth 1987
"new sp." (1 measurement)
Mammalia - Rodentia - Cricetidae
Tregomys sp. Wilson 1968
synonym of Copemys
Copemys niobrariensis (Hoffmeister 1959)
synonym of Copemys longidens
Reptilia - Scincidae
Eumeces sp. Wiegmann 1834
Holman 1973
Eumeces minimus (Holman 1976)
Wellstead 1982
nomen dubium belonging to Eumeces
"Peltosaurus minimus" type of Holman 1976
Reptilia - Colubridae
Thamnophis sp. Fitzinger 1843
Holman 1987
Paleoheterodon tiheni Holman 1964
Holman 1973
Elaphe nebraskensis Holman 1964
Holman 1973
Ameiseophis cf. robinsoni Holman 1976
Holman 1987
Salvadora paleolineata n. sp. Holman 1973
Holman 1973
Nebraskophis skinneri n. gen., n. sp. Holman 1973
Holman 1973
Lampropeltis similis Holman 1964
Holman 1987
Neonatrix magna Holman 1982
Holman 1987
Neonatrix elongata n. gen., n. sp. Holman 1973
Holman 1973
Nerodia sp. Baird and Girard 1853
Holman 1987
Reptilia - Boidae
Charina prebottae Brattstrom 1958
Holman 1973
Reptilia - Iguanidae
Sceloporus sp. Wiegmann 1828
Holman 1987
two forms
Reptilia - Anguidae
Gerrhonotus cf. mungerorum
Holman 1973
    = Gerrhonotus sp. Wiegmann 1828
Holman 1987
Ophisaurus ventralis Linnaeus 1766
Holman 1973
Reptilia - Testudines - Trionychidae
Holman 1973
    = Trionychidae indet. Gray 1825
Alroy 2006
Reptilia - Testudines - Emydidae
Clemmys sp. Ritgen 1828
Holman 1987
    = Emydinae indet. Rafinesque 1815
Alroy 2007
Chrysemys sp. Gray 1844
Holman 1987
Terrapene sp. Merrem 1820
Holman 1987
    = Terrapene cf. ornata Agassiz 1857
Holman and Fritz 2005
Reptilia - Testudines - Testudinidae
Geochelone orthopygia (Cope 1878)
Holman 1973
recombined as Hesperotestudo orthopygia
Amphibia - Temnospondyli - Pelobatidae
Scaphiopus cf. bombifrons Cope 1863
Holman 1973
recombined as Spea bombifrons
Scaphiopus cf. holbrooki (Harlan 1835)
Holman 1973
    = Scaphiopus wardorum Estes and Tihen 1964
Holman 1987
original and current combination Scaphiopus (Scaphiopus) wardorum
Amphibia - Temnospondyli - Ranidae
Rana sp. Linnaeus 1758
Holman 1973
Amphibia - Temnospondyli - Bufonidae
Bufo cf. hibbardi Taylor 1936
Holman 1973
Bufo valentinensis Estes and Tihen 1964
Holman 1973
Amphibia - Temnospondyli - Hylidae
Acris cf. crepitans Baird 1854
Holman 1973
    = Acris sp. Dumeril and Bibron 1841
Holman 1987
Pseudacris cf. clarki Baird 1854
Holman 1973
    = Pseudacris sp. Fitzinger 1843
Holman 1987
Pseudacris nordensis Chantell 1964
Holman 1987
Hyla cf. cinerea (Schneider 1799)
Holman 1973
    = Hyla sp. Laurenti 1768
Holman 1987
Hyla cf. crucifer
Holman 1973
    = Hyla sp. Laurenti 1768
Holman 1987
Amphibia - Temnospondyli - Urodela
Ambystoma priscum n. sp.
Holman 1987
original and current combination Amblystoma
Ambystoma minshalli Tihen and Chantell 1963
Holman 1973
see common names

Geography
Country:United States State/province:Nebraska County:Brown
Coordinates: 42.8° North, 100.1° West (view map)
Paleocoordinates:43.4° North, 96.8° West
Basis of coordinate:stated in text
Altitude:2195 feet
Geographic resolution:small collection
Time
Period:Neogene Epoch:Miocene
10 m.y. bin:Cenozoic 5
*Period:Tertiary
Key time interval:Barstovian
Age range of interval:16.30000 - 12.50000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Geological group:Ogallala Formation:Valentine Member:Cornell Dam
Local section:ValAH Local bed:1
Local order:bottom to top
Stratigraphic resolution:bed
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 excludes:some genera
Collection size:690 specimens
Reason for describing collection:taxonomic analysis
Museum repositories:UNSM
Taxonomic list comments:NISP @1000 (text), 690+ (descriptions), or 297 plus "several hundred" (Skinner and Johnson 1984); middle figure seems to be a very close estimate based on correct count of most common forms
Metadata
Also known as:UNSM Kp-101
Database number:18141
Authorizer:J. Alroy Enterer:J. Alroy
Modifier:M. Carrano Research group:vertebrate
Created:1992-08-05 00:00:00 Last modified:2018-02-05 15:19:30
Access level:the public Released:1992-08-05 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
3503. M. R. Voorhies. 1990. Vertebrate paleontology of the proposed Norden Reservoir Area, Brown, Cherry and Keya Paha counties, Nebraska. Technical Report, Division of Archeological Research, Department of Anthropology, University of Nebraska 82-09 [J. Alroy/J. Alroy/J. Alroy]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
18120 J. Alroy. 2006. Synonymies and reidentifications of North American fossil vertebrates. [J. Alroy/J. Alroy/J. Alroy]
10285% 29740J. A. Baskin. 1982. Tertiary Procyoninae (Mammalia: Carnivora) of North America. Journal of Vertebrate Paleontology 2(1):71-93 [J. Alroy/J. Alroy/J. Alroy]
705 J. A. Holman. 1973. Reptiles of the Egelhoff local fauna (Upper Miocene) of Nebraska. Contributions from the Museum of Paleontology, University of Michigan 24(12):125-134 [J. Alroy/M. Sommers/J. Alroy]
687 J. A. Holman. 1987. Herpetofauna of the Egelhoff site (Miocene: Barstovian) of north-central Nebraska. Journal of Vertebrate Paleontology 7(2):109-120 [J. Alroy/J. Alroy/J. Alroy]
24970 J. A. Holman and U. Fritz. 2001. A new emydine species from the Medial Miocene (Barstovian) of Nebraska, USA with a new generic arrangement for the species of Clemmys sensu McDowell (1964) (Reptilia: Testudines: Emydidae). Zoologische Abhandlungen: Staatliches Museum für Tierkunde Dresden 51(19):321-343 [J. Alroy/J. Alroy]
19370 J. A. Holman and U. Fritz. 2005. The box turtle genus Terrapene (Testudines: Emydidae) in the Miocene of the USA. Herpetological Journal 15:81-90 [J. Alroy/J. Alroy]
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]
25663 C. F. Wellstead. 1982. Taxonomic re-assignment of the Miocene lizard, Peltosaurus minimus, from Nebraska. Copeia 1982(3):549-553 [J. Alroy/J. Alroy/M. Uhen]