Mulongdong section, Changxing bed 6, Huaying Mountains (Permian of China)

Where: Chongqing, China (30.1° N, 106.6° E: paleocoordinates 8.9° N, 93.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, black, gray, calcareous shale

Size class: macrofossils

Preservation: mold/impression

Collection methods: Repository: China University of Mining Technology, Xuzhou (possibly now at NIGPAS)

Primary reference: Y. Zeng, X. L. He, and M. L. Zhu. 1995. Permian Brachiopods and Community Succession in the Huayin Mountains, Sichuan 1-187 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 156849: authorized by Matthew Clapham, entered by Matthew Clapham on 01.06.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Athyridida - Athyrididae
Araxathyris sp. Grunt 1965
 Spiriferida - Elythidae
Squamularia sp. Gemmellaro 1899
Strophomenata
 Productida - Productidae
 Orthotetida - Meekellidae
Orthothetina sp. Schellwien 1900
 Strophomenida - Rugosochonetidae