Kremeshki Quarry, locality 4919/7, Sovetsk (Permian of Russian Federation)

Where: Kirov, Russian Federation (57.5° N, 49.1° E: paleocoordinates 28.7° N, 41.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Roadian (272.3 - 268.8 Ma)

• Upper Kazanian substage, upper part of section. White or light gray cross-bedded grainstones with cavities left by oolites and molluskan shells, equivalent of the Podluzhnik Member.

• group of beds-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified, shelly/skeletal, gray grainstone

• Gray grainstone overlying the mound, with large unsorted bioclasts and cavities left by molluskan shells

Size class: macrofossils

Collected by A.V. Mazaev in 2004, 2005; 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 174701: authorized by Matthew Clapham, entered by Matthew Clapham on 24.11.2015

Creative Commons license: CC BY (attribution)

Taxonomic list

 Prosobranchia - Goniasmatidae
Goniasma subangulata de Verneuil 1845 snail
 Prosobranchia - Orthonematidae
Arribazona burovi Mazaev 2015 snail
 Neritoidea - Naticopsidae
? Naticopsis minima Brown 1841 snail
Naticopsis permica Netchaev 1894 snail
 Murchisoniina - Soleniscidae
Bulimorpha lavrskyi Mazaev 2015 snail
 Pleurotomariida - Phymatopleuridae
Eirlysia undata Mazaev 2015 snail
Baylea chimbulatiensis Mazaev 2015 snail