Where: Pennsylvania (41.4° N, 75.7° W: paleocoordinates 8.3° S, 14.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• Anthracite Series Marcy or D Coal. Both the Marcy Coal (=Skidmore Coal) and the D Coal (Upper Ross Coal) are in the lower part of the Llewellyn Formation, of Westphalian D age (Edmunds et al., 1979).

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported and coal

Size class: macrofossils

Preservation: mold/impression

Reposited in the USNM

Primary reference: A. Handlirsch. 1906. Revision of American Paleozoic insects. Proceedings of the United States National Museum 29(1441):661-820 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 125665: authorized by Matthew Clapham, entered by Jered Karr on 15.03.2012

Creative Commons license: CC BY (attribution)