Chuanyan Section, P-T Bed 15, Xingwen (Triassic of China)

Where: Sichuan, China (28.1° N, 105.0° E: paleocoordinates 7.7° N, 94.0° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Feixianguan Formation, Griesbachian (251.9 - 250.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; lithified, gray marl

• Light grey marl

Size class: macrofossils

Primary reference: S. Z. Shen, X. L. He, and G. R. Shi. 1995. Biostratigraphy and correlation of several Permian-Triassic boundary sections in southwestern China. Journal of Southeast Asian Earth Sciences 12(1-2):19-30 [M. Clapham/M. Clapham]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 89361: authorized by Matthew Clapham, entered by Matthew Clapham on 16.05.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Claraiidae
"Claraia clarae" = Claraia clarai Emmrich 1844 scallop
Claraia concentrica Yabe 1928 scallop
 Pectinida - Aviculopectinidae
Eumorphotis venetiana Hauer 1850 scallop
Eumorphotis inaequicostatus Benecke 1868 scallop
Eumorphotis multiformis Bittner 1899 scallop
 Ostreida - Pteriidae
Pteria ussurica Kiparisova 1938 pearl oyster
variabilis
 Ostreida - Bakevelliidae
Towapteria scythica Wirth 1936 oyster
Sedentaria
 Sabellida - Serpulidae
Spirorbis sp. Daudin 1800