Thorncombe Beacon, fallen blocks of Down Cliffs Sands (Jurassic of the United Kingdom)

Where: England, United Kingdom (50.7° N, 2.8° W: paleocoordinates 37.9° N, 6.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Down Cliff Formation, Margaritatus (189.6 - 183.0 Ma)

Environment/lithology: marine; lithified sandstone

Size class: macrofossils

Reposited in the BMNH

Collection methods: surface (float),

Primary reference: D. V. Ager. 1954. The genus Gibbirhynchia in the British Domerian. Proceedings of the Geologists' Association 65:25-51 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 138197: authorized by Matthew Clapham, entered by Matthew Clapham on 06.01.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Rhynchonellida - Tetrarhynchiidae