Ximatang section (Triassic of China)

Where: Yunnan, China (24.0° N, 103.9° E: paleocoordinates 3.6° N, 95.4° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Ximatang Formation, Griesbachian (252.2 - 251.3 Ma)

• Lower Ximatang Formation

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, green, yellow mudstone

• Yellowish green mudstone and silty mudstone

Size class: macrofossils

Preservation: mold/impression

Collected in 2009-2011

• Repository: Chengdu Center of China Geological Survey

Primary reference: Y. H. Pan, S. X. Hu, J. G. Sha, Q. Y. Zhang, Y. Q. Wang, C. Y. Zhou, W. Wen, J. Y. Huang, and T. Xie. 2014. Early Triassic bivalves from the Feixianguan Formation in Xingyi, Guizhou and the Ximatang Formation in Qiubei, Yunnan (southern China). Palaeoworld 23:143-154 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 35043: authorized by Dena Smith, entered by April Kinchloe on 27.10.2003, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

 Pectinida - Pterinopectinidae
Claraia griesbachi Bittner 1899 scallop
Claraia radialis Leonardi 1935 scallop