Where: Wyoming (43.0° N, 109.0° W: paleocoordinates 14.3° N, 31.5° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Franson Member (Park City Formation), Wuchiapingian (259.9 - 254.2 Ma)
• Davydov et al. 2017 dated an ash bed in the upper Meade Peak Member at 260.57 ± 0.07 / 0.14 / 0.31 Ma, indicating that the Meade Peak is as young as uppermost Capitanian.
• group of beds-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified limestone
Size class: macrofossils
Preservation: replaced with silica
Primary reference: G. A. Cooper and R. E. Grant. 1975. Permian Brachiopods of West Texas, III. Smithsonian Contributions to Paleobiology 19:795-1921 [D. Bottjer/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 105510: authorized by Matthew Clapham, entered by Matthew Clapham on 21.02.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
| Bivalvia | |
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| Rhynchonellata | |
Paraspiriferina formulosa n. sp.1
Paraspiriferina formulosa n. sp.1 Cooper and Grant 1976 | |
Dielasma fabiforme n. sp.1
Dielasma fabiforme n. sp.1 Cooper and Grant 1976 | |
| Strophomenata | |
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Ctenalosia transversa Cooper and Grant 1975 | |
|
Bathymyonia nevadensis Meek 1877 | |
|
Echinauris magna Cooper and Grant 1975 | |