YHS438, Heping township, Jinggu County (Triassic of China)

Where: Yunnan, China (23.9° N, 101.4° E: paleocoordinates 17.2° N, 84.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Weiyuanjiang Formation, Carnian (237.0 - 228.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Preservation: mold/impression

Reposited in the NIGPAS

Primary reference: H. Z. Pan. 1977. Mesozoic and Cenozoic fossil Gastropoda from Yunnan. Mesozoic Fossils from Yunnan 2:83-152 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 165409: authorized by Matthew Clapham, entered by Matthew Clapham on 18.01.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
 Seguenzioidea - Eucyclidae
? Riselloidea gigas n. sp. Pan 1977 snail
 Caenogastropoda - Coelostylinidae
Trypanostylus waageni Blaschke 1905 snail