Where: England, United Kingdom (54.2° N, 0.2° W)

• Paleocoordinates: 42.1° N, 25.9° E (Wright 2013)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Prodeshayesites fissicostatus ammonoid zone, Speeton Clay Formation, Early/Lower Aptian (121.4 - 122.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified, black, calcareous shale

Size class: macrofossils

Collected by C.J. Underwood, S.F. Mitchell in 1996-1998; reposited in the BMNH

Collection methods: chemical, mechanical

Primary reference: C. J. Underwood. 2004. Barremian and Aptian (Cretaceous) sharks and rays from Speeton, Yorkshire, NE England. Proceedings of the Yorkshire Geological Society 55:107-118 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 213575: authorized by Matthew Clapham, entered by Matthew Clapham on 05.09.2020

Creative Commons license: CC0 (CC0)