Chuanyan Section, Bed 29, Xingwen (Permian of China)

Where: Sichuan, China (28.1° N, 105.0° E: paleocoordinates 6.7° N, 94.2° E)

• coordinate estimated from map

• small collection-level geographic resolution

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

• group of beds-level stratigraphic resolution

Environment/lithology: lithified marl

Size class: macrofossils

Primary reference: Y. Zeng, M. Liu, Z. L. Wang and W. Chen. 2007. Changhsingian sea level changes and brachiopod diversity in the upper Yangtze region. Science in China Series D: Earth Sciences 50:343-349 [M. Clapham/M. Clapham]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 95302: authorized by Matthew Clapham, entered by Matthew Clapham on 11.04.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Athyridida - Athyrididae
Composita sp. Brown 1849
 Orthida - Schizophoriidae
Acosarina dorashamensis Sokolskaja 1965
 Spiriferinida - Spiriferellinidae
Crenispirifer sp. Stehli 1954
Strophomenata
 Productida - Tschernyschewiidae
 Productida - Lyttoniidae
Keyserlingina sp. Tschernyschew 1902
 Strophomenida - Rugosochonetidae
"Neochonetes zhongyingensis" = Neochonetes (Zhongyingia) zhongyingensis
"Neochonetes zhongyingensis" = Neochonetes (Zhongyingia) zhongyingensis Liao 1980
 Orthotetida - Meekellidae