Where: Wyoming (42.8° N, 108.9° W: paleocoordinates 14.1° N, 31.4° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Franson Member (Park City Formation), Wuchiapingian (259.9 - 254.2 Ma)
• Probably Franson Member.... 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: marine; lime mudstone and calcareous grainstone
Size class: macrofossils
Preservation: replaced with silica
Reposited in the AMNH
• University of Washington Museum
Primary reference: N. D. Newell and D.W. Boyd. 1995. Pectinoid bivalves of the Permian-Triassic crisis. Bulletin of the American Museum of Natural History 227:1-95 [D. Bottjer/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 61951: authorized by Pete Wagner, entered by Pete Wagner on 08.07.2006, edited by Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
"Platyceras (Platyceras) yochelsoni n. sp." = Platyceras yochelsoni
"Platyceras (Platyceras) yochelsoni n. sp." = Platyceras yochelsoni Kulas and Batten 1997 snail | |
? Orthonema sp. Meek and Worthen 1862 snail | |
Meekospira sp. Ulrich and Scofield 1897 snail | |
"Pseudozygopleura (Pseudozygopleura) cf. girtyi" = Pseudozygopleura girtyi
"Pseudozygopleura (Pseudozygopleura) cf. girtyi" = Pseudozygopleura girtyi Knight 1930 snail | |
Warthia fissus Yochelson 1960 snail
Warthia cf. waageni Yochelson 1960 snail | |
Apachella capertoni, "Glabrocingulum (Glabrocingulum) texanum" = Glabrocingulum texanum, "Glabrocingulum (Glabrocingulum) coronatum" = Glabrocingulum coronatum
Apachella capertoni Beede 1907 snail
"Glabrocingulum (Glabrocingulum) texanum" = Glabrocingulum texanum Batten 1989 snail
"Glabrocingulum (Glabrocingulum) coronatum" = Glabrocingulum coronatum Chronic 1952 snail | |
Worthenia corrugata Chronic 1952 snail | |
Naticopsis (Naticopsis) kaibabensis Chronic 1952 snail | |
Bivalvia | |
Fransonia wyomingensis Newell and Boyd 1995 scallop |