Pendleton Colliery, near Manchester (Carboniferous of the United Kingdom)

Where: United Kingdom (53.5° N, 2.3° W: paleocoordinates 0.9° N, 8.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Westphalian (318.1 - 306.9 Ma)

• In the "Ferny Metal," beneath the "Big Coal" or "Rams Mine"

Environment/lithology: delta plain; shale

• Pennine Basin. The extensional tectonics of the early Carboniferous had been superseded by a phase of thermal subsidence, caused by the cooling of the asthenosphere beneath tectonically thinned lithosphere.
• Specimen is on a piece of dull grey shale

Size classes: macrofossils, mesofossils

Preservation: mold/impression, adpression

Collection methods: Repository: not stated

Primary reference: J. W. Salter. 1863. On some species of Eurypterus and allied forms. Quarterly Journal of the Geological Society 19:81-87 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 155940: authorized by Matthew Clapham, entered by Matthew Clapham on 04.05.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

 Arthropleurida - Arthropleuridae
"Eurypterus (Arthropleura) mammatus n. sp." = Arthropleura mammata
"Eurypterus (Arthropleura) mammatus n. sp." = Arthropleura mammata Salter 1863 millipede
At least seven fragments