Xmas Quarry: Clarendonian, Nebraska

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Merycoidodontidae
Ustatochoerus major (Leidy 1858)
Schultz and Falkenbach 1941
Mammalia - Tayassuidae
informal Clarendonian peccary sp.
Wright 1998
Machaerodus Quarry form; species "A" and/or "B" of Wright 1983
    = Skinnerhyus shermerorum Prothero and Pollen 2013
Prothero and Pollen 2013
Mammalia - Gelocidae
Pseudoceras skinneri Frick 1937
Frick 1937
Mammalia - Moschidae
Parablastomeryx gregorii n. gen., n. sp. Frick 1937
Frick 1937
Mammalia - Palaeomerycidae
Cranioceras granti Frick 1937
Webb 1983
    = Cranioceras unicornis Matthew 1918
Alroy 2002
Mammalia - Perissodactyla - Rhinocerotidae
Aphelops megalodus (Cope 1873)
Prothero 2005
Teleoceras major Hatcher 1894
Prothero 2005
Mammalia - Perissodactyla - Equidae
Hypohippus sp. (Leidy 1858)
Hussain 1975
original and current combination Anchitherium (Hypohippus)
Pseudhipparion gratum (Leidy 1869)
Hulbert 1989
pers. commun.
Pseudhipparion skinneri Webb and Hulbert 1986
Webb and Hulbert 1986
Hippotherium sp. Kaup 1832
Alroy 2002
JA pers. obs. 12.7.96: new small, short notch species; my split of "occidentale" into large and small morphs appears to match arrangement of Woodburne 1996a exactly, and Woodburne assigns type to large morph
Hippotherium occidentale (Leidy 1856)
Woodburne 1996
recombined as Cormohipparion occidentale
Cormohipparion matthewi n. sp. Woodburne 2007
Woodburne 2007
Type locality listed as XMas-Kat quarries. Specimen is listed from Xmas quarry in AMNH catalog on their public website
Neohipparion trampasense (Edwards 1982)
Hulbert 1987
Protohippus cf. gidleyi Hulbert 1988
Hulbert 1989
pers. commun.
Calippus cerasinus (Hulbert 1988)
Hulbert 1988
Mammalia - Carnivora - Canidae
Leptocyon matthewi Tedford et al. 2009
Tedford et al. 2009
Epicyon haydeni (Leidy 1858)
Wang et al. 1999
Epicyon saevus (Leidy 1858)
Wang et al. 1999
Paratomarctus euthos (McGrew 1935)
Wang et al. 1999
"Xmas Quarry Zone"
Aelurodon taxoides Hatcher 1894
Wang et al. 1999
Mammalia - Carnivora - Felidae
Nimravides pedionomus (Macdonald 1948)
Antón et al. 2013
Mammalia - Rodentia - Mylagaulidae
Pterogaulus barbarellae n. sp. Korth 2000
Mammalia - Proboscidea - Gomphotheriidae
Amebelodon barbourensis n. sp. (Frick 1933)
Skinner and Johnson 1984
original and current combination Serbelodon barbourensis
see common names

Geography
Country:United States State/province:Nebraska County:Cherry
Coordinates: 42.8° North, 100.8° West (view map)
Paleocoordinates:43.3° North, 98.2° West
Basis of coordinate:based on political unit
Geographic resolution:small collection
Time
Period:Neogene Epoch:Miocene
10 m.y. bin:Cenozoic 5-6
*Period:Tertiary
Key time interval:Clarendonian
Age range of interval:12.50000 - 9.40000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Ash Hollow Member:Merritt Dam
Local section:ValAH Local bed:6
Local order:bottom to top
Lithology and environment
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Collection methods and comments
Collection excludes:some genera
Taxonomic list comments:"at least 29 catalog numbers": Skinner and Johnson 1984 - this is surely a gross underestimate
Metadata
Also known as:Xmas Channel
Database number:18496
Authorizer:J. Alroy, J. Marcot Enterer:J. Alroy, J. Marcot
Modifier:J. Alroy Research group:vertebrate
Created:1992-08-05 00:00:00 Last modified:2007-08-25 19:20:36
Access level:the public Released:1993-02-18 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
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]

Secondary references:

6294 J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari]
48545 M. Antón, M. J. Salesa, and G. Siliceo. 2013. Machairodont adaptations and affinities of the Holarctic Late Miocene homotherin Machairodus (Mammalia, Carnivora, Felidae): the case of Machairodus catocopis Cope, 1887. Journal of Vertebrate Paleontology 33(5):1202-1213 [J. Alroy/J. Alroy]
6222 C. Frick. 1937. Horned ruminants of North America. Bulletin of the American Museum of Natural History 69:1-669 [J. Alroy/J. Alroy/M. Uhen]
38505% 23520R. C. Hulbert, Jr. 1987. Late Neogene Neohipparion (Mammalia, Equidae) from the Gulf Coastal Plain of Florida and Texas. Journal of Paleontology 61(4):809-830 [J. Alroy/M. Sommers/J. Alroy]
1949 R. C. Hulbert, Jr. 1988. Calippus and Protohippus (Mammalia, Perissodactyla, Equidae) from the Miocene (Barstovian-early Hemphillian) of the Gulf Coastal Plain. Bulletin of the Florida State Museum, Biological Sciences 32(3):221-340 [J. Alroy/J. Alroy/R. Hulbert]
1952 R. C. Hulbert, Jr. 1989. Phylogenetic Interrelationships and Evolution of North American Late Equidae. In D. R. Prothero and R. M. Schoch (eds.), The Evolution of Perissodactyls [J. Alroy/J. Alroy/M. Uhen]
6277 S. T. Hussain. 1975. Evolutionary and functional anatomy of the pelvic limb in fossil and recent Equidae (Perissodactyla, Mammalia). Anatomie, Histologie, Embryologie 4:179-222 [J. Alroy/J. Alroy/J. Alroy]
51726 D. R. Prothero. 2005. The Evolution of North American Rhinoceroses. 1-218 [J. Marcot/J. Marcot]
58090 D. R. Prothero and A. Pollen. 2013. New Late Miocene Fossil Peccaries From California and Nebraska. Kirtlandia 58:42-53 [J. Marcot/J. Marcot]
3063 C. B. Schultz and C. H. Falkenbach. 1941. Ticholeptinae, a new subfamily of oreodonts. Bulletin of the American Museum of Natural History 79(1):1-105 [J. Alroy/J. Alroy/J. Marcot]
6193 M. F. Skinner and F. W. Johnson. 1984. Tertiary stratigraphy and the Frick Collection of fossil vertebrates from north-central Nebraska. Bulletin of the American Museum of Natural History 178(3):1-368 [J. Alroy/J. Alroy/J. Alroy]
52058 R. H. Tedford, X. Wang, and B. E. Taylor. 2009. Phylogenetic Systematics of the North American Fossil Caninae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 325:1-218 [J. Marcot/J. Marcot/G. Lloyd]
3558 X. Wang, R. H. Tedford, and B. E. Taylor. 1999. Phylogenetic systematics of the Borophaginae (Carnivora: Canidae). Bulletin of the American Museum of Natural History 243:1-392 [J. Alroy/J. Alroy/J. Alroy]
3571 S. D. Webb. 1983. A New Species of Pediomeryx from the Late Miocene of Florida, and Its Relationships within the Subfamily Cranioceratinae (Ruminantia: Dromomerycidae). Journal of Mammalogy 64(2) [J. Alroy/J. Alroy/J. Ju]
6227 S. D. Webb and R. C. Hulbert, Jr. 1986. Systematics and evolution of Pseudhipparion (Mammalia, Equidae) from the late Neogene of the Gulf Coastal Plain and the Great Plains. Contributions to Geology, the University of Wyoming, Special Paper 3:237-272 [J. Alroy/J. Alroy/J. Marcot]
3755 M. O. Woodburne. 1996. Reappraisal of the Cormohipparion from the Valentine Formation, Nebraska. American Museum Novitates 3163:1-56 [J. Alroy/J. Alroy/J. Marcot]
45368 M. O. Woodburne. 2007. Phyletic diversification of the Cormohipparion occidentale complex (Mammalia; Perissodactyla, Equidae), Late Miocene, North America, and the origin of the Old World Hippotherium datum. Bulletin of the American Museum of Natural History 306(1):1-138 [P. Wagner/P. Wagner]
6238 D. B. Wright. 1998. Tayassuidae. In C. M. Janis, K. M. Scott, and L. L. Jacobs (eds.), Evolution of Tertiary mammals of North America 389-401 [J. Alroy/J. Alroy/J. Alroy]