Crickley Hill, Pea Grit (USNM coll) (Jurassic of the United Kingdom)

Where: Gloucestershire, United Kingdom (51.8° N, 2.1° W: paleocoordinates 40.3° N, 8.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Crickley Member (Birdlip Limestone Formation), Murchisonae (175.6 - 171.6 Ma)

• "Pea Grit"

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, shelly/skeletal, muddy grainstone and lithified, muddy packstone

• rubbly, poorly sorted, shelly, shell-detrital, moderately to highly pisoidal grainstones and packstones ('Pea Grit') with thin marl beds

Size class: macrofossils

Reposited in the USNM

Primary reference: G. A. Cooper. 1983. The Terebratulacea (Brachiopoda) Triassic to Recent: a study of the brachidia (loops). Smithsonian Contributions to Paleobiology 50:1-290 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 135471: authorized by Matthew Clapham, entered by Matthew Clapham on 26.10.2012, edited by Marko Manojlovic

Creative Commons license: CC BY (attribution)

Taxonomic list

 Terebratulida - Lobothyrididae
 Terebratulida - Lissajousithyrididae
? Monsardithyris buckmaniana Walker and Davidson 1878
 Terebratulida - Postepithyrididae
Euidothyris euides Buckman 1886
 Rhynchonellida - Tetrarhynchiidae
 Rhynchonellida - Cyclothyrididae
 Rhynchonellida - Rhynchonellidae