Basin Creek, Tunp Range, Lincoln County: Wuchiapingian, Wyoming

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Pectinida - Deltopectinidae
Cyrtorostra varicostata Branson 1930
Bivalvia - Pectinida - Pseudomonotidae
Pseudomonotis sp. von Beyrich 1862
see common names

Geography
Country:United States State/province:Wyoming
Coordinates: 42.3° North, 110.8° West (view map)
Paleocoordinates:14.3° North, 33.0° West
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Permian Epoch:Lopingian
Stage:Wuchiapingian 10 m.y. bin:Permian 4
Key time interval:Wuchiapingian
Age range of interval:259.51000 - 254.14000 m.y. ago
Stratigraphy
Formation:Park City Member:Franson
Stratigraphic resolution:group of beds
Stratigraphy comments: 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.
Lithology and environment
Primary lithology: lithified "carbonate"
Environment:carbonate indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:taxonomic analysis
Metadata
Database number:82599
Authorizer:M. Clapham Enterer:M. Clapham
Modifier:M. Clapham Research group:marine invertebrate
Created:2008-07-29 12:46:06 Last modified:2018-11-25 21:26:17
Access level:the public Released:2008-07-29 12:46:06
Creative Commons license:CC BY
Reference information

Primary reference:
27437. 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]