Yintiansi (Douling Fm, Middle Mb), Xiangtan County (Permian of China)

Where: Hunan, China (27.9° N, 112.6° E: paleocoordinates 2.6° N, 100.2° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Middle Member (Douling Formation), Capitanian (264.3 - 259.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified mudstone

Size class: macrofossils

Preservation: mold/impression

Primary reference: Z.J. Fang. 1987. Bivalves from the upper part of the Permian in southern Hunan, China. Collection of Postgraduate Theses of the Nanjing Institute of Geology and Palaeontology, Academia Sinica 1987(1):349-411 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 107823: authorized by Matthew Clapham, entered by Matthew Clapham on 16.04.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Nuculanida - Polidevciidae
Phestia hunanensis Ku and Chen 1963 clam
 Actinodontida - Amnigeniidae
? Taimyria xingningensis Zhang 1977 clam
 Trigoniida - Schizodidae
Schizodus guizhouensis Liu and Xu 1976 clam
Schizodus lianyuanensis Zhang 1977 clam
Schizodus xiangtanensis n. sp. Fang 1987 clam
 Pectinida - Pseudomonotidae