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Loc. 2. edge of quarry, just north of RR tracks mile west of Strasburg Junction (Ordovician of the United States)

Also known as Bed 18 of Cooper & Cooper 1946

Where: Shenandoah County, Virginia (39.0° N, 78.4° W: paleocoordinates 29.7° S, 58.2° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Baltoniodus gerdae conodont zone, Botetourt Member (Edinburg Formation), Ashbyan (460.9 - 449.5 Ma)

• Given as Lower, which is now Botetourt member

• bed-level stratigraphic resolution

Environment/lithology: yellow, argillaceous limestone

• yellowish-weathering argillaceous limestone

Size class: macrofossils

Preservation: replaced with silica

Reposited in the USNM

Primary reference: H. B. Whittington and W.R., I.I. Evitt. 1953. Silicified Middle Ordovician trilobites. Geological Society of America Memoir 59:1-139 [P. Wagner/P. Wagner/P. Wagner] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 73341: authorized by Pete Wagner, entered by Pete Wagner on 12.06.2007, edited by Melanie Hopkins

Creative Commons license: CC BY (attribution)