Also known as YPM 165, 183, 187, USGS D-1473 (635 m), 1558 (635 m), 1622 (= UCMP V99207; 638 m)
Where: Big Horn County, Wyoming (44.5° N, 108.0° W: paleocoordinates 49.2° N, 90.8° W)
• coordinate based on political unit
• local area-level geographic resolution
When: Willwood Formation, Wasatchian (55.8 - 50.3 Ma)
• not clear if B & R 87 levels are in terms of the Schankler-Wing or Bown sections
Environment/lithology: terrestrial
Reposited in the UCMP
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 15563: authorized by John Alroy, entered by John Alroy on 18.02.1993
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
cf. Plastomenus sp.3 Cope 1873 turtle probably the "fragmentary trionychids" mentioned later in the paper
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Mammalia | |
Hyopsodus powellianus Cope 1884 condylarth | |
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Paramys cf. excavatus Loomis 1907 rodent
Paramys cf. copei Loomis 1907 rodent | |
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Vulpavus canavus Cope 1881 placental | |
Prolimnocyon antiquus Matthew and Granger 1915 creodont | |
"Bunophorus" macropternus Cope 1882 even-toed ungulate | |
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Phenacodus vortmani Cope 1880 condylarth | |
Esthonyx acutidens Cope 1881 tillodont
Esthonyx bisulcatus Cope 1874 tillodont | |
Labidolemur kayi2 Simpson 1929 eutherian "Apatemys chardini/bellulus" DUPLICATE REF 1645 or 1646 or 1647 or 1648 or 1649
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