Quinn Draw (Lower Titanotherium Beds): Chadronian, South Dakota
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Testudines
- Kinosternoidea
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Xenochelys formosa n. sp.
Hay 1906
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Hay 1906 | |||||||||
| "Quinn Draw... lower Titanotherium beds": collected by Albert Thomson in 1904 (1 measurement) | ||||||||||
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Mammalia
- Perissodactyla
- Brontotheriidae
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Megacerops brachycephalus n. sp.
Osborn 1902
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= Brontops brachycephalus
Osborn 1902
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Alroy 2002 | |||||||||
| "lower beds" (Quinn Draw, see Osborn 1929) | ||||||||||
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Brontops dispar
Marsh 1887
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Osborn 1929 | |||||||||
| middle beds, Quinn Draw | ||||||||||
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Mammalia
- Perissodactyla
- Rhinocerotidae
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Trigonias paucidens n. sp.
Wood 1927
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Wood 1927 | |||||||||
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= Trigonias osborni
Lucas 1900
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Alroy 2002 | |||||||||
| from "Lower Titanotherium Beds, Quinn Draw" | ||||||||||
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Mammalia
- Perissodactyla
- Amynodontidae
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Metamynodon chadronensis n. sp.
Wood 1937
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Wood 1937 | |||||||||
| from "Lower Titanotherium Beds of Quin Draw, 4 miles from the Cheyenne River, Big Badlands" DUPLICATE REF 3725 or 3745 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | South Dakota | County: | Shannon |
| Coordinates: | 43.3° North, 102.5° West (view map) | ||||
| Paleocoordinates: | 44.6° North, 93.7° West | ||||
| Basis of coordinate: | based on political unit |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Stage: | Priabonian | 10 m.y. bin: | Cenozoic 3 |
| *Period: | Tertiary | ||
| Key time interval: | Chadronian | ||
| Age range of interval: | 37.00000 - 33.90000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Chadron |
| Stratigraphic resolution: | member |
Lithology and environment
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Collection excludes: | some genera |
| Taxonomic list comments:relationship of unit to members of Clark and Beerbower 1967 unclear | |
Metadata
| Database number: | 17012 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy | Research group: | vertebrate |
| Created: | 1995-10-18 00:00:00 | Last modified: | 2002-06-03 03:27:41 |
| Access level: | the public | Released: | 1995-10-18 00:00:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 2698. | H. F. Osborn. 1902. The four phyla of Oligocene titanotheres. Bulletin of the American Museum of Natural History 16(8):91-109 [J. Alroy/J. Alroy/T. Liebrecht] |
Secondary references:
| 6294 | J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals. [J. Alroy/J. Alroy/M. Kouvari] | |
| 25052 | O. P. Hay. 1906. Descriptions of two new genera (Echmatemys and Xenochelys) and two new species (Xenochelys formosa and Terrapene putnami) of fossil turtles. Bulletin of the American Museum of Natural History 22(3):27-31 [J. Alroy/J. Alroy] | |
| 2708 | H. F. Osborn. 1929. New Eurasiatic and American proboscideans. American Museum Novitates 393:1-22 [J. Alroy/J. Alroy/M. Carrano] | |
| 3725 | A. E. Wood. 1937. The Mammalian Fauna of the White River Oligocene: Part II. Rodentia. Transactions of the American Philosophical Society 28(2):155-269 [J. Alroy/J. Alroy/J. Marcot] | |
| 3741 | H. E. Wood. 1927. Some early Tertiary rhinoceroses and hyracodonts. Bulletins of American Paleontology 13(50):1-105 [J. Alroy/J. Alroy/J. Marcot] |