Where: Marion County, Tennessee (35.1° N, 85.6° W: paleocoordinates 28.8° S, 81.7° W)
• outcrop-level geographic resolution
When: Chepultepec Formation, Skullrockian to Skullrockian (487.5 - 478.6 Ma)
• formation-level stratigraphic resolution
Environment/lithology: cherty/siliceous dolomite
Size classes: macrofossils, mesofossils
Preservation: recrystallized, original aragonite, replaced with silica
Primary reference: E. O. Ulrich, A. F. Foerste, and A.K. Miller. 1943. Ozarkian and Canadian cephalopods. Part II, Brevicones. Geological Society of America Special Papers 49:1-240 [P. Wagner/P. Wagner/M. Uhen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 189395: authorized by Björn Kröger, entered by Björn Kröger on 16.10.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Oneotoceras percurvatum Ulrich et al. 1943 |