Where: Ovorhangai, Mongolia (45.3° N, 101.6° E: paleocoordinates 47.1° N, 102.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Tsagaantsav Formation, Valanginian to Valanginian (139.8 - 125.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine - large; siltstone and gray, blue sandstone

Size class: macrofossils

Collected by Bakhurina in 1981, 1982; reposited in the PIN

Collection methods: quarrying,

Primary reference: N. N. Bakhurina and D. M. Unwin. 1995. a survey of pterosaurs from the Jurassic and Cretaceous of the former Soviet Union and Mongolia. Historical Biology 10:197-245 [R. Butler/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 94111: authorized by Richard Butler, entered by Richard Butler on 09.02.2010

Creative Commons license: CC BY (attribution)