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Randel Crag, Skiddaw (Ordovician of the United Kingdom)

Where: England, United Kingdom (54.7° N, 3.1° W: paleocoordinates 61.5° S, 16.1° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Isograptus gibberulus graptolite zone, Kirk Stile Formation (Skiddaw Group), Dapingian (471.8 - 468.1 Ma)

• bed-level stratigraphic resolution

Environment/lithology: basinal (); lithified mudstone

• black mudstone with silty interbeds

Size class: macrofossils

Preservation: mold/impression

Primary reference: J. P. Botting and L. A. Muir. 2011. A new Middle Ordovician (Late Dapingian) hexactinellid sponge from Cumbria, UK. Geological Journal 46:501-506 [W. Kiessling/U. Merkel] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 120548: authorized by Wolfgang Kiessling, entered by Uta Merkel on 16.11.2011

Creative Commons license: CC BY (attribution)