Where: Orenburg, Russian Federation (52.3° N, 54.8° E: paleocoordinates 29.6° N, 48.6° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Urzhumian to Urzhumian (266.9 - 259.5 Ma)

• Isheevo Assemblage; the later part of the Early Tatarian (=Urzhumian–early Severodvinian) (Golubev 2000; Benton 2012, Geology).

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the PIN

Primary reference: M. F. Ivakhnenko. 2003. Eotherapsids from the East European Placket (Late Permian). Paleontological Journal 37(Suppl. 4):S339-S465 [R. Butler/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 189311: authorized by Richard Butler, entered by Richard Butler on 10.10.2017

Creative Commons license: CC BY (attribution)