Huayingshan Section Bed 10 (IIF207), Linshui County (Permian of China)

Where: Chongqing, China (30.3° N, 106.9° E: paleocoordinates 9.2° N, 93.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• Unit is 18.21 m thick, but includes several samples.

• bed-level stratigraphic resolution

Environment/lithology: lithified, dolomitic, black, gray, cherty/siliceous limestone

• Dark gray to black dolomitic limestone, upper part contains abundant chert nodules.

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: J. Z. Yang and L. H. Lu. 1980. Upper Permian bryozoans from eastern Sichuan and western Guizhou. Acta Palaeontologica Sinica 19:461-474 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 121021: authorized by Matthew Clapham, entered by Matthew Clapham on 25.11.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Stenolaemata
 Cryptostomata - Acanthocladiidae
Polypora sichuanensis n. sp.
Polypora sichuanensis n. sp. Yang and Lu 1980