Duzhuangcun village (loaclity 64016), Tanjiazhai, Xiehu, Lantian, Shaanxi (Miocene of China)

Where: shaanxi, China (34.2° N, 109.3° E: paleocoordinates 34.1° N, 107.1° E)

• coordinate based on nearby landmark

When: upper Member (Koujiacun Formation), Serravallian (13.8 - 11.6 Ma)

• MN6, Early Middle Miocene, Astaracian, Tunggurian, Tongxin local fauna. The Koujiacun Formation is a set of tan-red or tan-yellow mudstones, sandy mudstones and sandstones. Approximately 60m thick. There are two fossiliferous members, the upper unit has purple-red and tan-red mudstones.

Environment/lithology: mudstone

• purple-red and tan-red mudstones.

Size class: mesofossils

Collection methods: The faunal lists in Qiu (1990) and Chiu et al. (1979) are a conflation of all 4 localities in the Koujiacun Formation. Each locality has been entered separately here.

Primary reference: M. Chow. 1978. Tertiary mammal faunas of the Lantien Region, Shaanxi Province. Professional papers on Stratigraphy and Paleontology, Geological Publishing House, Peking. 7:98-108 [A. Turner/H. O'Regan/H. O'Regan]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 42852: authorized by Alan Turner, entered by Hannah O'Regan on 06.08.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Rodentia - Sciuridae
Sciuridae indet. Gray 1821 squirrel
teeth, undiagnostic to species.