Where: Washington County, Virginia (36.7° N, 82.2° W: paleocoordinates 19.9° S, 30.5° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Ste. Genevieve Limestone Formation, Meramecian (345.0 - 336.0 Ma)

• This is the oldest occurence of Platycrinus penicillus found in these sections.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, shelly/skeletal, gray limestone

Primary reference: C. S. Bartlett, Jr. and H. W. Webb. 1971. Geology of the Bristol and Wallace quadrangles, Virginia. Virginia Division of Mineral Resources Report of Investigations 25:1-93 [J. Alroy/M. Sommers] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 7053: authorized by John Alroy, entered by Mike Sommers on 20.04.2000

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)