Locality 1, Changshanling, Potzewan (Jurassic of China)

Also known as Buziwan, Weiyuan

Where: Sichuan, China (29.5° N, 104.6° E: paleocoordinates 32.0° N, 110.5° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Maanshan Member (Ziliujing Formation), Toarcian (182.7 - 174.1 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by H. H. Yao in 1939; reposited in the IVPP

Collection methods: quarrying, surface (in situ),

• Discovered by H. H. Yao, National Geological Survey of China, working under T. K. Huang.

Primary reference: C.-C. Young. 1944. On the reptilian remains from Weiyuan, Szechuan, China. Bulletin of the Geological Society of China 24(3–4):187-205 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 140254: authorized by Matthew Carrano, entered by Matthew Carrano on 06.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Saurischia -
Sanpasaurus yaoi n. gen. n. sp.
Sanpasaurus yaoi n. gen. n. sp. Young 1944 sauropod
IVPP V.156A
 Ornithischia -
Stegosauria indet. ornithischian
IVPP V.219
 Sauropterygia - Pliosauridae
Sinopliosaurus weiyuanensis n. gen. n. sp. Young 1944 plesiosaur
IVPP V.140