Where: Bonneville, Madison, Teton County, Idaho (43.7° N, 111.3° W: paleocoordinates 7.9° S, 70.0° W)
• local area-level geographic resolution
When: Bighorn Dolomite Formation, Late/Upper Ordovician (458.4 - 443.8 Ma)
Environment/lithology: marine; lithified, fine-grained, gray dolomite
Size classes: macrofossils, mesofossils
Primary reference: M. H. Staatz and H. F. Albee. 1966. Geology of the Garns Mountain Quadrangle Bonneville, Madison, and Teton Counties, Idaho. United States Geological Survey Bulletin (1205) [A. Zaffos/E. Ito]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 184602: authorized by Andrew Zaffos, entered by Erika Ito on 13.03.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Stenolaemata | |
Cryptostomida indet. Vine 1884 |