Where: Russian Federation (49.0° N, 131.7° E: paleocoordinates 36.4° N, 111.1° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Utanak Formation, Kungurian (279.3 - 272.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: T. V. Romantchuk. 1976. Main trends in the evolution of the suborder Timanodictyina. Paleontological Journal 10:448-458 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 116718: authorized by Matthew Clapham, entered by Matthew Clapham on 10.09.2011

Creative Commons license: CC BY (attribution)