Hazard Homestead Quarry: Barstovian, Nebraska

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Proboscidea - Mammutidae
Zygolophodon sp. (Vacek 1877)
Mammalia - Proboscidea - Gomphotheriidae
Gomphotherium cf. osborni (Barbour 1916)
    = Gomphotherium cf. willistoni Barbour 1914
Alroy 2002
synonym of Trilophodon osborni
probably includes types of "Blickotherium euhyphodon" and "Trilophodon progressus"; latter is from "Driftwood Creek, Hitchcock County" according to Osborn 1923
Mammalia - Erinaceidae
Metechinus amplior Rich 1981
Mammalia - Carnivora - Amphicyonidae
Amphicyonidae indet. Haeckel 1886
    = Pseudocyon sp. Lartet 1851
Hunt 1998
Mammalia - Carnivora - Mustelidae
Brachypsalis sp. Cope 1890
    = Mustelidae indet. Fischer 1817
Alroy 2002
Mammalia - Carnivora - Canidae
Aelurodon ferox Leidy 1858
confirmed by Wang et al. 1999, who also list older AMNH specimens of A. asthenostylus, Epicyon saevus, and E. haydeni from "Driftwood Creek" and a new specimen of A. taxoides from "Driftwood Creek"
Carpocyon cuspidatus (Thorpe 1922)
    = Carpocyon compressus Cope 1890
Alroy 2002
confirmed by Wang et al. 1999
Tomarctus temerarius (Leidy 1858)
    = Paratomarctus temerarius Leidy 1858
Alroy 2002
not discussed by Wang et al. 1999, who list material of P. euthos from "Driftwood Creek"
Leptocyon vafer (Leidy 1858)
Mammalia - Merycoidodontidae
Ustatochoerus medius (Leidy 1858)
    = Merychyus medius Leidy 1858
Alroy 2002
recombined as Ustatochoerus medius
Mammalia - Tayassuidae
Dyseohyus xiphodonticus (Barbour 1925)
    = Prosthennops xiphodonticus Barbour 1925
Alroy 2002
recombined as Stirtonhyus xiphodonticus
Mammalia - Protoceratidae
Prosynthetoceras sp. (Frick 1937)
original and current combination Synthetoceras (Prosynthetoceras)
Mammalia - Palaeomerycidae
Cranioceras skinneri Frick 1937
    = Procranioceras skinneri Frick 1937
Alroy 2002
Mammalia - Moschidae
Longirostromeryx sp. Frick 1937
Mammalia - Antilocapridae
Merycodus sp. Leidy 1854
    = Merycodontinae indet. Matthew 1904
Alroy 2002
may include Cosoryx furcatus Frick 1937 from "Driftwood Creek"
Ramoceros cf. osborni (Matthew 1904)
may include "R. hitchcockensis" type of Frick 1937 from "Burroak Creek (a side branch of Driftwood Creek), Hitchcock County" and referred specimen from "Hazard Collection"
Mammalia - Camelidae
Protolabis cf. gracilis (Leidy 1858)
apparently includes "P. inaequidens"; see Voorhies 1990
Nothotylopus sp. Patton 1969
Aepycamelus robustus (Leidy 1858)
Procamelus occidentalis Leidy 1858
Mammalia - Perissodactyla - Equidae
Hypohippus osborni Gidley 1907
Pliohippus sp. Marsh 1874
seems OK
Calippus placidus (Leidy 1869)
Protohippus perditus (Leidy 1858)
"Merychippus" republicanus Osborn 1918
matches for the types of republicanus and patruus are mentioned by Voorhies as having been found; patruus is a probable junior synonym of republicanus, JA pers. obs. 20 Feb 1991
Merychippus cf. insignis Leidy 1856
Mammalia - Perissodactyla - Rhinocerotidae
Teleoceras cf. medicornutum Osborn 1904
    = Teleoceras minor Olcott 1909
Mead 1999
synonym of Teleoceras meridianum
probably "Hazzard Quarry" specimen of Mead 1999a
Peraceras cf. crassus (Leidy 1858)
    = Peraceras cf. superciliosum Cope 1880
Alroy 2002
original and current combination Peraceras superciliosus
Aphelops sp. Owen 1845
Mammalia - Lagomorpha - Leporidae
Hypolagus parviplicatus Dawson 1958
Mammalia - Rodentia - Mylagaulidae
Umbogaulus monodon n. sp. (Cope 1881)
Korth 2000
of Cope 1881 "Mylagaulus sp."
Mammalia - Rodentia - Heteromyidae
Cupidinimus nebraskensis Wood 1935
Reptilia - Colubridae
Coluber constrictor Linnaeus 1758
Brattstrom 1967
AMNH specimen (apparently of Cope's) from "Driftwood Creek, Hitchock County"
see common names

Geography
Country:United States State/province:Nebraska County:Hitchcock
Coordinates: 40.2° North, 101.1° West (view map)
Paleocoordinates:40.8° North, 97.9° West
Basis of coordinate:based on political unit
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
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Museum repositories:UNSM
Metadata
Also known as:UNSM Hk-104
Database number:18192
Authorizer:J. Alroy Enterer:J. Alroy
Modifier:J. Alroy Research group:vertebrate
Created:1992-08-05 00:00:00 Last modified:2009-12-20 12:59:35
Access level:the public Released:1993-02-18 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]
30836 B. H. Brattstrom. 1967. A succession of Pliocene and Pleistocene snake faunas from the High Plains of the United States. Copeia 1967(1):188-202 [J. Alroy/J. Alroy]
1977 R. M. Hunt, Jr. 1998. Amphicyonidae. 196-227 [J. Alroy/J. Alroy/J. Alroy]
2143 W. W. Korth. 2000. Review of Miocene (Hemingfordian to Clarendonian) mylagaulid rodents (Mammalia) from Nebraska. Annals of Carnegie Museum 69(4):227-280 [J. Alroy/J. Alroy/J. Marcot]
4320 A. J. Mead. 1999. Teleoceras minor (Mammalia, Rhinocerotidae) from the Miocene of Nebraska. Proceedings of the Nebraska Academy of Sciences 109:76 [J. Alroy/J. Alroy/J. Alroy]