Corral Draw (Lower Nodular Zone) (Oligocene of the United States)
Where: Shannon County, South Dakota (43.3° N, 102.5° W: paleocoordinates 44.4° N, 94.3° W)
• coordinate based on political unit
When: Scenic Member (Brule Formation), Orellan (33.9 - 33.3 Ma)
• member-level stratigraphic resolution
Environment/lithology: terrestrial
Primary reference: W. W. Korth. 2000. A new species of Eutypomys Matthew (Rodentia, Eutypomyidae) from the Orellan (Oligocene) and reevaluation of “Eutypomys” magnus Wood. Paludicola 2(4):273-278 [J. Alroy/J. Alroy/J. Marcot]more details
PaleoDB collection 17092: authorized by John Alroy, entered by John Alroy on 26.03.1995, edited by Evangelos Vlachos
Creative Commons license: CC BY (attribution)
Taxonomic list
• stratigraphic position uncertain: Parictis sp. Hunt 1998a: "Scenic Member... Big Corral Draw, Shannon County"
"Poebrotherium eximium" Sinclair 1924: "Corral Draw... presumably from the lower concretionary zone"; however, the Chadron is well-exposed and fossiliferous in Corral Draw
"Poebrotherium eximium" Sinclair 1924: "Corral Draw... presumably from the lower concretionary zone"; however, the Chadron is well-exposed and fossiliferous in Corral Draw
Show authors, comments, and common names
Reptilia | |
Peltosaurus granulosus6 Cope 1873 squamates "from the lower concretionary zone in Corral Draw" PU 12654, portions of maxilla and ramus with numerous dermal scutes - Gilmore 1928 (14538)
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"Testudo thomsoni n. sp." = Oligopherus laticuneus1
"Testudo thomsoni n. sp." = Oligopherus laticuneus1 Cope 1873 turtle AMNH 3940 (holotype), a skull, shell fragments, and associated appendicular elements (Hay 1908, pl. 66.1–5)
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Mammalia | |
Hyaenodon mustelinus n. sp.6
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"Cynodictis gregarius" = Hesperocyon gregarius6
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"Hoplophoneus robustus" = Hoplophoneus primaevus6
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Hyracodon nebraskensis2 Leidy 1850 odd-toed ungulate LNZ, Big Corral Draw; based on measurements, includes specimen of "H. apertus" of Sinclair 1922c from LNZ in Corral Draw
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Miniochoerus gracilis3, "Platyochoerus platycephalus" = Miniochoerus affinis3, "Merycoidodon culbertsoni" = Merycoidodon culbertsonii4
"Platyochoerus platycephalus" = Miniochoerus affinis3 Leidy 1869 oreodont Big Corral Draw, Brule Zone A
"Merycoidodon culbertsoni" = Merycoidodon culbertsonii4 Leidy 1848 oreodont Big Corral Draw, West Big Corral Draw, E. Fork Big Corral Draw, and "between Big and Little Corral Draws"; also their "M. culbertsoni osborni" from Big Corral Draw and "between Big and Little Corral Draws"; "Paramerycoidodon georgei" from Big Corral Draw; "Otionohyus wardi" from "1 1/2 mi. S."; "N."; and "1/2 mi. N." of Cottonwood Pass and Big Corral Draw; "Genetochoerus periculorum" from "between Big and Little Corral Draws"; all Brule Zone A
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Oligotheriomys magnus n. sp.
Oligotheriomys magnus n. sp. Wood 1937 beaver "East Fork of Big Corral Draw... lower concretionary level"
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