Sahul Shoals No. 1, Northwestern Australia, 3799.03 m (Permian of Australia)

Where: Western Australia, Australia (11.4° S, 124.5° E: paleocoordinates 43.7° S, 107.1° E)

• coordinate stated in text

When: Wuchiapingian (259.9 - 254.2 Ma)

• Considered to be "Chhidruan" (i.e. immediately post-Kazanian) in age

Environment/lithology: marine; lithified, shelly/skeletal lime mudstone

• Fine-grained, light-grey, recrystallised biomicrite with patches of creamy-white, coarse, sparry calcite (crystals up to 0.75 cm long). Some of the sparry calcite is related to crinoid debris. Secondary calcite veins and stylolites are common.

Size class: macrofossils

Collection methods: core

Primary reference: N. W. Archbold. 1988. Permian Brachiopoda and Bivalvia from Sahul Shoals No. 1, Ashmore Block, northwestern Australia. Proceedings of the Royal Society of Victoria 100:33-38 [D. Bottjer/M. Clapham/M. Clapham]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 39914: authorized by David Bottjer, entered by Matthew Clapham on 12.06.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Productida - Echinoconchidae
 Spiriferida - Trigonotretidae
Neospirifer sp. Fredericks 1919