Borisov, SGU, locality 51 of Tverdokhlebov et al. 2005 (Permian of Russian Federation)

Where: Orenburg, Russian Federation (53.6° N, 52.6° E: paleocoordinates 28.0° N, 46.2° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Estemmenosuchus uralensis other zone, Bolshekinelskaya Formation, Urzhumian (268.0 - 265.0 Ma)

• Ocher Subassemblage of the Ocher Assemblage; the terminal part of the Late Kazanian to the early part of the Early Tatarian (=Urzhumian) (Golubev 2000); Urzhumian according to Benton (2012; Geology)

• group of beds-level stratigraphic resolution

Environment/lithology: marginal marine; fine-grained sandstone

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 189126: authorized by Richard Butler, entered by Richard Butler on 05.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Gorgodontia - Rhopalodontidae
Rhopalodon sp. Fischer von Waldheim 1841 reptile
SGU 104B/2050, dentary