ammonites
Bayan Teg Coal Quarry (PIN collection 4023) (Jurassic of Mongolia)

Also known as PIN collection 4032?

Where: Uver-Khangay Aymag, Mongolia (46.0° N, 102.5° E: paleocoordinates 51.7° N, 105.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Middle Jurassic (175.6 - 161.2 Ma)

Environment/lithology: pond; lithified, argillaceous claystone

• small oxbow lake

Size classes: macrofossils, mesofossils

Preservation: mold/impression, adpression

Reposited in the PIN

Primary reference: N. D. Sinichenkova. 1985. New Jurassic Stone Flies of the family Baleyopterygidae. Paleontological Journal 18(4):129-134 [M. Clapham/J. Karr/J. Karr] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 118011: authorized by Matthew Clapham, entered by Jered Karr on 30.09.2011, edited by Matthew Clapham and Lindy Edwards

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)