Where: Pennsylvania (41.4° N, 75.8° W: paleocoordinates 8.3° S, 14.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Llewellyn Formation, Westphalian D (309.8 - 307.5 Ma)

• "...is preserved on a piece of carbonaceous shale picked up near Pittston, Penn., in a pile of culm, and is considered by him as doubtless coming from the roof shales of the D seam of anthracite (of Prof. Lesley's classification). Middle carboniferous." Scudder, 1879. Vein D (or "upper Ross Coal") is in the base of the Llewellyn Formation, of Westphalian D age (Edmunds et al., 1979).

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithified, carbonaceous shale and anthracite

Size classes: macrofossils, mesofossils

Preservation: mold/impression

Collected by R. D. Lacoe; reposited in the USNM

Primary reference: S. H. Scudder. 1879. Palaeozoic Cockroaches: A complete revision of the species of both worlds, with an essay toward their classification. Memoirs of the Boston Society of Natural History 3:23-134 [M. Clapham/J. Karr]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 122584: authorized by Matthew Clapham, entered by Jered Karr on 03.01.2012

Creative Commons license: CC BY (attribution)