Waun Fawr Quarry, Gastrioceras subcrenatum Marine Band (Carboniferous to of the United Kingdom)

Where: Wales, United Kingdom (51.6° N, 3.1° W: paleocoordinates 1.8° S, 7.3° E)

• small collection-level geographic resolution

When: A zone, Westphalian to Westphalian (318.1 - 313.8 Ma)

• Formation names not given. Zone is 1' thick, 194' - 195' depth in quarry.

• bed-level stratigraphic resolution

Environment/lithology: offshore; lithified, gray ironstone and mudstone

• thin weathered ironstone layer overlain by grey mudstone

Primary reference: D. G. Jones and H. C. Squirrell. 1969. The discovery of the Gastrioceras subcrenulatum Marin Band at Risca, Monmouthshire. Bulletin of the Geological Survey of Great Britain 30:65-70 [J. Alroy/M. Sommers]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 8230: authorized by John Alroy, entered by Mike Sommers on 29.06.2000, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

 Lingulida - Lingulidae
 Nuculida - Nuculidae
Nuculopsis cf. wewokana Girty 1915 nut clam
 Protobranchia -
 Protobranchia - Nuculanidae
Polidevcia acuta pointed nut clam
 Bellerophontida - Bellerophontidae
Bucanopsis (Bucanopsis) sp. Ulrich and Scofield 1897 snail
"Retispira (Bucanopsis) sp."
 Goniatitida - Gastrioceratidae
Crinoidea indet. Miller 1821 Sea lily
 Ichnofossils -