Yen locality W1: Wasatchian, Wyoming

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Unionida - Unionidae
Gastropoda - Heterostropha - Planorbidae
Gastropoda - Viviparidae
Gastropoda - Pleuroceridae
see common names

Geography
Country:United States State/province:Wyoming County:Sweetwater
Coordinates: 41.2° North, 108.8° West (view map)
Paleocoordinates:49.1° North, 82.3° West (Wright 2013)
Basis of coordinate:stated in text
Time
Period: Paleogene Epoch: Eocene
Stage: Ypresian 10 m.y. bin: Cenozoic 2
Key time interval: Wasatchian
Age range of interval: 54.9 - 50.5 m.y. ago
Stratigraphy
Formation:Wasatch Member:Main Body
Stratigraphy comments: no formation given in original publication, but area now mapped as Main Body of Wasatch
Lithology and environment
Primary lithology: not reported
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:191219
Authorizer:P. Holroyd Enterer:P. Holroyd
Research group:freshwater
Created:2018-01-16 23:36:27 Last modified:2025-02-22 15:12:02
Access level:the public Released:2018-01-16 23:36:27
Creative Commons license:CC0
Reference information

Primary reference:
64495. T.-C. Yen. 1948. Eocene fresh-water Mollusca from Wyoming. Journal of Paleontology 22(5):634-640 [P. Holroyd/P. Holroyd]