Where: Wyoming (43.8° N, 110.9° W: paleocoordinates 2.2° N, 40.4° W)
• coordinate based on political unit
When: Ranchester Limestone Member (Amsden Formation), Chesterian (335.5 - 323.2 Ma)
• "Upper Miss. (latest Chester)"
Environment/lithology: shallow subtidal; cherty/siliceous dolomite
Size class: macrofossils
Primary reference: W. J. Sando, M., J.r. Gordon, and J. T. Dutro. 1975. Stratigraphy and geologic history of the Amsden Formation (Mississippian and Pennsylvanian) of Wyoming. United States Geological Survey Professional Paper 848A:1-83 [J. Alroy/M. Sommers/P. Wagner]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 585: authorized by Arnold Miller, entered by Mike Sommers on 19.01.1999, edited by Pete Wagner
Creative Commons license: CC BY (attribution)
Taxonomic list
Rhynchonellata | |
Anthracospirifer sp. Lane 1963 | |
Composita sp. Brown 1849 | |
Gastropoda | |
""Bellerophontoidea" indet." = Bellerophontoidea
""Bellerophontoidea" indet." = Bellerophontoidea M'Coy 1851 snail | |
Straparollus sp. de Montfort 1810 snail | |
Bivalvia | |
Permophorus sp. Chavan 1954 clam | |
Foraminifera | |
"Foraminiferida indet." = Foraminifera
"Foraminiferida indet." = Foraminifera Eichwald 1830 foram many species reported but not compiled here
|