Where: Yorkshire, United Kingdom (54.6° N, 1.1° W: paleocoordinates 41.9° N, 6.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Cleveland Ironstone Formation, Spinatum (189.6 - 183.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Reposited in the BGS

• Repository: Geological Survey Museum

Primary reference: D. V. Ager. 1956. A Monograph of the British Liassic Rhynchonellidae, Part I. Palaeontographical Society Monograph 1-50 [M. Clapham/M. Clapham/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 38101: authorized by Martin Aberhan, entered by Sabine Nürnberg on 12.04.2004, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)