near Rolla (Ordovician of the United States)

Where: Phelps County, Missouri (38.0° N, 91.8° W: paleocoordinates 23.1° S, 81.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• formation-level stratigraphic resolution

Environment/lithology: lithified 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: general faunal/floral analysis

PaleoDB collection 189375: authorized by Björn Kröger, entered by Björn Kröger on 13.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Endocerida - Proterocameroceratidae
Mcqueenoceras jeffersonense Ulrich and Foerste 1936