Matan M50-54, Heshan (Permian of China)

Where: Guangxi, China (23.8° N, 108.9° E: paleocoordinates 5.3° N, 99.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• Upper Changhsingian

• group of beds-level stratigraphic resolution

Environment/lithology: deep-water; lithified, tuffaceous, gray, green sandstone

• gray-white to gray green, thin to medium bedded tuffs, tuffaceous sandstones, and dark thin-bedded siliceous rock.

Size class: macrofossils

Preservation: mold/impression

Primary reference: H. -Z. Pan and D. H. Erwin. 2002. Gastropods from the Permian of Guangxi and Yunnan Provinces, South China. Journal of Paleontology Memoir 56:1-49 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 56890: authorized by Pete Wagner, entered by Pete Wagner on 28.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Bellerophontida - Bellerophontidae
"Extendilabrum papilionis" = Patellilabia alticarinata Wang 1980 snail