Where: England, United Kingdom (53.2° N, 1.3° W: paleocoordinates 15.8° N, 15.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Wuchiapingian (259.9 - 254.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, blue limestone

Size class: macrofossils

Preservation: cast, mold/impression

Collected by Adam Sedgwick

Primary reference: A. Sedgwick. 1829. On the geological relations and internal structure of the Magnesian Limestone, and the lower portions of the New Red Sandstone Series in their range through Nottinghamshire, Derbyshire, Yorkshire, and Durham, to the southern extremity of Northumberland. Transactions of the Geological Society of London, series 2 3(1):37-124 [M. Clapham/M. Clapham/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 117874: authorized by Matthew Clapham, entered by Matthew Clapham on 28.09.2011

Creative Commons license: CC BY (attribution)