Where: United Kingdom (51.9° N, 5.1° W: paleocoordinates 57.9° S, 21.0° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Late/Upper Llanvirn (463.5 - 460.9 Ma)

• Didymograptus murchinsoni Biozone

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; lithified, black shale and lithified mudstone

Size class: macrofossils

Primary reference: J. Kennedy. 1988. Ordovician (Llanvirn) Trilobites from SW Wales. Monograph Of The Paleontographical Society 141(576):1-55 [W. Kiessling/T. Schossleitner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 69869: authorized by Wolfgang Kiessling, entered by Thomas Schossleitner on 08.03.2007

Creative Commons license: CC BY (attribution)