Rockwood ( of the United States)

Where: Roane County, Tennessee (35.9° N, 84.7° W: paleocoordinates 29.1° S, 80.5° W)

• coordinate estimated from map

When: Chepultepec Formation, Skullrockian to Skullrockian (487.5 - 478.6 Ma)

Environment/lithology: dolomite

Size classes: macrofossils, mesofossils

Preservation: recrystallized, original aragonite

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 189321: authorized by Björn Kröger, entered by Björn Kröger on 11.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ellesmerocerida - Ellesmeroceratidae
Burenoceras ungulatum Ulrich et al. 1943
Clarkoceras parvisiphonatum Ulrich et al. 1943