Dongxiaolongkou (Triassic of China)

Also known as Jimsar

Where: Xinjiang, China (44.1° N, 88.9° E: paleocoordinates 42.2° N, 88.7° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Lootsbergian other zone, Jiucaiyuan Formation (Cangfanggou Group), Induan (252.2 - 251.2 Ma)

• From the lower part of formation. Jiucaiyuan Formation assigned a Lootsbergian age by Lucas (2010: Geol. Soc. London Spec. Publ. 334:447-500)

• bed-level stratigraphic resolution

Environment/lithology: fluvial-lacustrine; lithology not reported

• The whole Cangfanggou Group is considered a fluvio-lacustrine deposit by Tang et al. (1994, J. Paleolimnol. 11(1)) and Metcalfe et al. (2009, J. Asian Earth Sci. 36(6))

Size class: macrofossils

Reposited in the IVPP

Primary reference: C.-C. Young. 1973. [The discovery of prolacertilian skull from Jimusar, Xinjiang]. Vertebrata PalAsiatica 11(1):46-48 [M. Carrano/M. Carrano/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 101069: authorized by Richard Butler, entered by Richard Butler on 16.12.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

 Eosuchia -
Prolacertoides jimusarensis n. gen. n. sp. Young 1973 archosauromorph
IVPP V.3233, anterior part of skull