Where: Sublette County, Wyoming (43.3° N, 109.8° W: paleocoordinates 7.6° S, 83.9° W)
• local area-level geographic resolution
When: Conaspis zone, Open Door Limestone Formation, Franconian (501.0 - 488.3 Ma)
• 12 to 13 feet below base of Bighorn dolomite. Interpretted to be a wave carried debris deposit.
• group of beds-level stratigraphic resolution
Environment/lithology: deep subtidal shelf; lithified, glauconitic, shelly/skeletal, gray limestone
Preservation: replaced with silica
Collection methods: chemical,
• Collected from 1938 to 1941 by the Texas Christian University Geology Department.
Primary reference: C. Lochman and C. H. Hu. 1960. Upper Cambrian faunas from the northwest Wind River Mountains, Wyoming. Part 1. Journal of Paleontology 34(5):793-834 [M. Patzkowsky/P. Borkow/J. Alroy] more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 8950: authorized by Mark Patzkowsky, entered by Phil Borkow on 07.09.2000
Creative Commons license: CC BY (attribution)