Machaerodus Quarry: Clarendonian, Nebraska
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Antilocaprini indet.
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Frick 1937 | |||||||||
postcrania listed under "Plioceros floblairi" | ||||||||||
Mammalia
- Perissodactyla
- Rhinocerotidae
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Teleoceras major
Hatcher 1894
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Prothero 2005 | |||||||||
Aphelops megalodus
(Cope 1873)
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Prothero 2005 | |||||||||
Mammalia
- Perissodactyla
- Equidae
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Neohipparion trampasense
(Edwards 1982)
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Hulbert 1987 | |||||||||
Cormohipparion matthewi
Woodburne 2007
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Woodburne 2007 | |||||||||
Hippotherium occidentale
(Leidy 1856)
|
Alroy 2002 | |||||||||
recombined as Cormohipparion occidentale | ||||||||||
JA pers. obs. | ||||||||||
Pseudhipparion skinneri
Webb and Hulbert 1986
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Hulbert 1989 | |||||||||
pers. commun. | ||||||||||
Calippus cerasinus
(Hulbert 1988)
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Hulbert 1989 | |||||||||
pers. commun. | ||||||||||
Mammalia
- Gelocidae
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Pseudoceras skinneri
Frick 1937
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Frick 1937 | |||||||||
Mammalia
- Moschidae
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Parablastomeryx gregorii
Frick 1937
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Frick 1937 | |||||||||
Mammalia
- Tayassuidae
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informal Clarendonian peccary sp.
|
Wright 1993 | |||||||||
new species; see also Wright 1998 | ||||||||||
= Skinnerhyus shermerorum n. gen., n. sp.
Prothero and Pollen 2013
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Prothero and Pollen 2013 | |||||||||
Mammalia
- Carnivora
- Canidae
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Aelurodon taxoides
Hatcher 1894
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Paratomarctus euthos
(McGrew 1935)
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Epicyon saevus
(Leidy 1858)
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Mammalia
- Rodentia
- Castoridae
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Prodipoides katensis
(Korth 2002)
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Korth 2007 | |||||||||
"Machaeroides Quarry" | ||||||||||
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:underlies Machaerodus Ash, dated at 9.95 +/- 0.8 Ma FT on glass 185 F:AM specimens: Skinner and Johnson 1984 |
Metadata
Also known as: | Machairodus Quarry; Xmas Channel | ||
Database number: | 18245 | ||
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:
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] |
Secondary references:
6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
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] | |
3850 | 5% 23520 | R. 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] |
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] | |
57334 | W. W. Korth. 2007. A new genus of beaver (Rodentia, Castoridae) from the miocene (Clarendonian) of North America and systematics of the Castoroidinae based on comparative cranial anatomy. Annals of Carnegie Museum 76(2) [J. Marcot/J. Marcot] | |
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] | |
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] | |
6242 | D. B. Wright. 1993. Evolution of sexually dimorphic characters in peccaries (Mammalia, Tayassuidae). Paleobiology 19(1):52-70 [J. Alroy/J. Alroy/J. Alroy] |