Also known as 453L

Where: Washington County, Missouri (37.9° N, 90.7° W: paleocoordinates 22.8° S, 86.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Missisquoia trilobite zone, Eminence Formation, Trempealeauan (492.5 - 485.4 Ma)

• From top of formation

• group of beds-level stratigraphic resolution

Environment/lithology: dolomite

Size classes: macrofossils, mesofossils

Preservation: replaced with silica

Collected by Ulrich & May in 1925

Primary reference: E. O. Ulrich, A. F. Foerste, and J. Bridge. 1931. Systematic Paleontology. Geology of the Eminence and Cardareva Quadrangles 186-225 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 98343: authorized by Pete Wagner, entered by Pete Wagner on 01.10.2010

Creative Commons license: CC BY (attribution)