about 4.5 miles west of Van Buren on road to Fremont (Ordovician of the United States)

Where: Carter County, Missouri (37.0° N, 91.1° W: paleocoordinates 24.0° S, 82.0° W)

• coordinate estimated from map

When: Gasconade Dolomite Formation, Tremadocian (485.4 - 477.7 Ma)

• formation-level stratigraphic resolution

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 189342: authorized by Björn Kröger, entered by Björn Kröger on 12.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ellesmerocerida - Ellesmeroceratidae
Clarkoceras rectum Ulrich et al. 1943