Also known as Eminence Dolomite, Crawford County, Missouri - Yochelson 1985
Where: Crawford County, Missouri (38.2° N, 91.2° W: paleocoordinates 22.4° S, 86.2° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Cordylodus proavus conodont zone, Lower Member (Eminence Formation), Trempealeauan (492.5 - 485.4 Ma)
• Specimens from residuum rather than in situ outcrop and in a forested area
• member-level stratigraphic resolution
Environment/lithology: marine; lithified, dolomitic chert
Size class: macrofossils
Preservation: cast, replaced with silica
Reposited in the USNM
Collection methods: peel or thin section,
• Collected by L. Nuelle and David M. Work while students at the University of Missouri.
Primary reference: E. L. Yochelson and L. M. Nuelle. 1985. Strepsodiscus (Gastropoda) in the Late Cambrian of Missouri. Journal of Paleontology 59(3):733-740 [M. Patzkowsky/P. Borkow/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 8232: authorized by Mark Patzkowsky, entered by Phil Borkow on 30.06.2000
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Gastropoda indet. Cuvier 1795 snail | |
Strepsodiscus paucivoluta Calvin 1892 snail | |
Tergomya | |
Proplina indet. Kobayashi 1933 | |
Trilobita | |
Trilobita indet. Walch 1771 trilobite |