Chuanyan Section, Bed 2 (Permian of China)

Where: Chongqing, China (28.2° N, 105.1° E: paleocoordinates 7.0° N, 94.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Wangjiazhai Formation, Changhsingian (254.2 - 252.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified mudstone

Size class: macrofossils

Collected by S.Z. Shen; reposited in the NIGPAS

Primary reference: S. Z. Shen and G. R. Shi. 2007. Lopingian (Late Permian) brachiopods from South China. Part 1. Orthotetida, Orthida and Rhynchonellida. Bulletin of the Tohoku University Museum 6:1-102 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 138466: authorized by Matthew Clapham, entered by Matthew Clapham on 20.01.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

 Orthotetida - Derbyiidae
Derbyia acutangula Huang 1933