Also known as Ynyscedwyn Colliery

Where: Wales, United Kingdom (51.8° N, 3.7° W: paleocoordinates 1.4° S, 7.2° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Westphalian B (316.9 - 314.6 Ma)

• Approximately 150 feet below the Brass Vein, base of Carbonicola similis zone, Yorkian series

Environment/lithology: delta plain; lithified, black shale

Size class: macrofossils

Preservation: mold/impression

Collected by E. Dix

• Plant material from Dix collection is in the Hunterian Museum, Glasgow, but it is not known whether the insects are also stored there.

Primary reference: H. Bolton. 1934. New forms from the insect fauna of the British coal measures. Quarterly Journal of the Geological Society 90:277-301 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 151404: authorized by Matthew Clapham, entered by Matthew Clapham on 30.09.2013

Creative Commons license: CC BY (attribution)