Yutangjiao Section, bed 3, Nantong County (Permian of China)

Where: Chongqing, China (28.9° N, 106.9° E)

• Paleocoordinates: 12.2° S, 105.8° E (Wright 2013)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Changxing Formation, Changhsingian (254.1 - 251.9 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Primary reference: Z. Y. Yang, H. F. Yin, S. B. Wu, F. Q. Yang, M. H. Ding and G. R. Xu. 1987. Permian-Triassic Boundary Stratigraphy and Fauna of South China 1-379 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 149281: authorized by Matthew Clapham, entered by Matthew Clapham on 31.07.2013

Creative Commons license: CC0 (CC0)

Taxonomic list

Rhynchonellata
 Rhynchonellida - Pontisiidae
"Lissorhynchia pseudoutah" = Prelissorhynchia pseudoutah
"Lissorhynchia pseudoutah" = Prelissorhynchia pseudoutah Huang 1933
 Athyridida - Retziidae
"Retzia" sp. King 1850
 Athyridida - Athyrididae
Cleiothyridina sp. Buckman 1906
 Terebratulida - Dielasmatidae
Dielasma sp. Beede and Rogers 1900
Dielasma orientalis Grabau 1931
Strophomenata
 Productida -
"Rugosomarginifera chengyaoyensis" = Spinomarginifera chengyaoyenensis
"Rugosomarginifera chengyaoyensis" = Spinomarginifera chengyaoyenensis Huang 1932
 Productida - Productellidae
 Productida - Aulostegidae
 Orthotetida - Meekellidae
 Orthotetida - Pulsiidae
Bivalvia
 Pectinida - Heteropectinidae
"Euchondria fasciculicostatus" = Etheripecten fasciculicostatus
"Euchondria fasciculicostatus" = Etheripecten fasciculicostatus Liu 1976 scallop