Unit 7, Rochester Shale, Mays Gap Section (Silurian to of the United States)

Where: Grant County County, West Virginia (39.1° N, 79.2° W: paleocoordinates 29.4° S, 48.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Rochester Shale Formation (Clinton Group), Llandovery to Llandovery (443.4 - 423.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; lithified shale and lithified limestone

• Dark platy shale, with some limestone interbedded; near top, a 6-inch zone of white crystalline limestone.

Primary reference: H. P. Woodward. 1941. Silurian System of West Virginia. West Virginia Geological Survey 14:1-326 [P. Wagner/K. Koverman/K. Koverman]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 41136: authorized by Pete Wagner, entered by Kimberly Koverman on 07.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Ostracoda
 Palaeocopida - Beyrichiidae
Strophomenata
 Orthotetida - Pulsiidae