Where: Mongolia (42.5° N, 104.3° E: paleocoordinates 34.7° N, 84.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Tsagan-Ula Formation, Artinskian (290.1 - 279.3 Ma)

• 8 m thick

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified sandstone

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: E. E. Pavlova, I. N. Manankov, I. P. Morozova, M. N. Solovjeva, O. D. Suetenko and M. F. Bogoslovskaya. 1991. Permian Invertebrates of Southern Mongolia 1-173 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 116261: authorized by Matthew Clapham, entered by Matthew Clapham on 06.09.2011

Creative Commons license: CC BY (attribution)