Where: Tatarstan, Russian Federation (55.4° N, 49.1° E: paleocoordinates 27.1° N, 43.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Podluzhnik Member (Verkhnii Uslon Formation), Roadian (272.3 - 268.8 Ma)

• Top of yellow grainstones.

• group of beds-level stratigraphic resolution

Environment/lithology: lagoonal or restricted shallow subtidal; lithified, ooidal, yellow grainstone

Size class: macrofossils

Preservation: replaced with calcite

Collected by A.V. Mazaev in 2005-2013; reposited in the PIN

Primary reference: A. V. Mazaev. 2015. Upper Kazanian (Middle Permian) gastropods of the Volga–Urals Region. Paleontological Journal 49(8):869-986 [M. Clapham/M. Clapham/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 174707: authorized by Matthew Clapham, entered by Matthew Clapham on 24.11.2015

Creative Commons license: CC BY (attribution)