Where: Shropshire, United Kingdom (52.7° N, 2.0° W: paleocoordinates 57.6° S, 17.2° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Rorrington Beds Formation, Late/Upper Llanvirn (463.5 - 460.9 Ma)

• JA: originally entered as Llandeilo, but the Rorrington Shale Formation is uppermost Darriwilian = uppermost Llanvirn according to Vandenbroucke et al. 2008

• formation-level stratigraphic resolution

Environment/lithology: offshore; gray, calcareous shale

Size class: macrofossils

Primary reference: A. Williams. 1974. Ordovician Brachiopoda from the Shelve District, Shropshire. Bulletin of the British Museum of Natural History (Geology), Supplement 11:1-158 [m. patzkowsky/Z. Krug/M. Uhen]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 45220: authorized by Mark Patzkowsky, entered by Zack Krug on 14.10.2004

Creative Commons license: CC BY (attribution)