Elk Creek (610 m) (Eocene of the United States)
Also known as YPM 174, 175, 176, 185, 191, USGS D-1567
Where: Washakie County, Wyoming (44.0° N, 108.0° W: paleocoordinates 48.7° N, 90.9° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Willwood Formation, Wasatchian (55.8 - 50.3 Ma)
Environment/lithology: terrestrial
Primary reference: D. M. Schankler. 1980. Faunal Zonation of the Willwood Formation in the Central Bighorn Basin, Wyoming. University of Michigan Papers on Paleontology 24:99-114 [J. Alroy/J. Alroy/M. Uhen]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 15557: authorized by John Alroy, entered by John Alroy on 18.02.1993
Creative Commons license: CC BY (attribution)
Taxonomic list
• YPM 185, 191 and USGS D-1567 are in Big Horn County, the others are in Washakie County
Show authors, comments, and common names
Mammalia | |
Palaeictops bicuspis Cope 1880 eutherian | |
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Esthonyx bisulcatus Cope 1874 tillodont
Esthonyx acutidens Cope 1881 tillodont | |
Hyopsodus powellianus Cope 1884 condylarth | |
Palaeanodon ignavus Matthew 1918 placental | |
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Vassacyon promicrodon Wortman and Matthew 1899 placental
Vulpavus canavus Cope 1881 placental
Vulpavus australis Matthew and Granger 1915 placental
Uintacyon asodes Gazin 1952 placental | |
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"Hyracotherium pernix" = Arenahippus pernix, "Hyracotherium grangeri" = Sifrhippus grangeri, "Hyracotherium cf. index" = Minippus index
"Hyracotherium cf. index" = Minippus index Cope 1873 horse | |
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Phenacodus vortmani Cope 1880 condylarth | |
"Bunophorus" macropternus Cope 1882 even-toed ungulate
Diacodexis secans Cope 1881 even-toed ungulate this is probably correct, see Krishtalka and Stucky 1985
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cf. Knightomys depressus Loomis 1907 rodent | |
Paramys cf. excavatus Loomis 1907 rodent
Paramys cf. copei Loomis 1907 rodent | |
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