Also known as Sando et al. Belle Springs Loc.15
Where: Carbon County, Wyoming (41.9° N, 107.4° W: paleocoordinates 2.5° N, 36.0° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Mesolobus zone, Ranchester Member (Amsden Formation), Atokan (318.6 - 312.8 Ma)
• Limestone bed just below top of Amsden Fm.
• bed-level stratigraphic resolution
Environment/lithology: offshore shelf; lithified, lenticular, concretionary, gray, yellow, sandy, cherty/siliceous dolomite and green, red shale
Reposited in the USGS
• "Collected by C.E. Dobbin, 1925."
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: biostratigraphic analysis
PaleoDB collection 5683: authorized by John Alroy, entered by Mike Sommers on 15.11.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Strophomenata | |
Mesolobus sp. Dunbar and Condra 1932 | |
Rhynchonellata | |
Composita subtilita Hall 1852 |