Where: Gansu, China (36.5° N, 104.2° E: paleocoordinates 36.8° N, 100.9° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: lower Member (Xianshuihe Formation), Late/Upper Oligocene (28.4 - 23.0 Ma)

• Middle part of the red mudstone of the lower member of the Xianshuihe Fm.

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; red mudstone

Size class: mesofossils

Collected in 1995; reposited in the IVPP

Primary reference: B.-Y. Wang and Z.-X. Qiu. 2000. Dipodidae (Rodentia, Mammalia) from the Lower Member of Xianshuihe Formation in Lanzhou Basin, Gansu, China. Vertebrata PalAsiatica 38(1):10-35 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 175382: authorized by Philip Mannion, entered by Philip Mannion on 11.12.2015

Creative Commons license: CC BY (attribution)