Where: Somerset, United Kingdom (51.0° N, 3.0° W: paleocoordinates 37.1° N, 0.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Pre-planorbis zone, Hettangian (201.3 - 199.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: L. R. Cox. 1963. The Rhaetic-Hettangian bivalve genus Pteromya Moore. Palaeontology 6(3):582-595 [A. Dunhill/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 206576: authorized by Alex Dunhill, entered by Bethany Allen on 20.11.2019

Creative Commons license: CC BY (attribution)