Where: Liaoning, China (41.0° N, 119.4° E: paleocoordinates 43.5° N, 121.3° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Yixian Formation (Jehol Group), Late/Upper Barremian to Late/Upper Barremian (130.0 - 122.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; lithology not reported

Size class: macrofossils

Preservation: soft parts

Collection methods: National Geological Museum of China, Beijing (GMV) collection

Primary reference: K. -Q. Gao, S. E. Evans, Q. Ji, M. Norell, and S. Ji. 2000. Exceptional fossil material of a semi-aquatic reptile from China: the resolution of an enigma. Journal of Vertebrate Paleontology 20(3):417-421 [R. Benson/R. Benson/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 117527: authorized by Roger Benson, entered by Roger Benson on 22.09.2011

Creative Commons license: CC BY (attribution)