Also known as UCMP V-3322; SDSM V-512; Ed Ross Ranch
Where: Bennett County, South Dakota (43.2° N, 101.8° W: paleocoordinates 43.7° N, 99.2° W)
• coordinate based on political unit
When: Clarendonian (12.5 - 9.4 Ma)
Environment/lithology: terrestrial
Size class: macrofossils
Reposited in the SDSM
Primary reference: J. T. Gregory. 1942. Pliocene Vertebrates From Big Spring Canyon South Dakota. University of California Publications, Bulletin of the Department of Geological Sciences 26(4):307-446 [J. Alroy/J. Alroy/J. Marcot]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 18063: authorized by John Alroy, entered by John Alroy on 05.08.1992, edited by Jonathan Marcot
Creative Commons license: CC BY (attribution)
Taxonomic list
sites 1-3, 5-10, 12, and 15-19 are within about 130 m of each other in less than a 20 foot interval; site 4 includes only the type of P. magnifontis, also known from the main quarry; 13 and 14 include only Eucastor
Mammalia | |
Amebelodon sp. Barbour 1927 gomphothere | |
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Equidae indet.1, Nannippus sp.4, Pseudhipparion cf. gratum, Pliohippus cf. pernix, Calippus martini4, Hypohippus sp.
Pseudhipparion cf. gratum Leidy 1869 hipparionine horse
Pliohippus cf. pernix Marsh 1874 horse
Hypohippus sp. Leidy 1858 anchitheriine horse | |
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Longirostromeryx wellsi Matthew 1904 musk deer | |
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"Merychyus novomexicanus" = Ustatochoerus medius novomexicanus1
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Procamelus grandis Gregory 1939 camel
Pliauchenia magnifontis Gregory 1939 camel | |
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Pseudaelurus sp. Leidy 1858 cat | |
"Aelurodon inflatus n. sp." = Epicyon saevus Leidy 1858 bone-crushing dog | |
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Mustelidae indet., "Martes campestris" = Sthenictis campestris
"Martes campestris" = Sthenictis campestris Gregory 1942 mustelid carnivore | |
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Hypolagus fontinalis n. sp.2
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