Where: Utah (41.7° N, 111.1° W: paleocoordinates 14.0° N, 33.5° 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.
• bed-level stratigraphic resolution
Environment/lithology: lithified limestone
Size class: macrofossils
Primary reference: K.W. Ciriacks. 1963. Permian and Eotriassic bivalves of the middle Rockies. Bulletin of the American Museum of Natural History 125(1):1-100 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 86531: authorized by Matthew Clapham, entered by Matthew Clapham on 07.02.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Acanthopecten coloradoensis Newberry 1861 scallop |