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)
• group of beds-level stratigraphic resolution
Environment/lithology: lagoonal or restricted shallow subtidal; lithified, ooidal, white grainstone
Size class: macrofossils
Preservation: replaced with calcite
Collected by A.V. Mazaev in 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 174709: authorized by Matthew Clapham, entered by Matthew Clapham on 24.11.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Arribazona lata, Arribazona longispira n. sp.
Arribazona lata Netchaev 1894 snail
Arribazona longispira n. sp. Mazaev 2015 snail | |
Goniasma subangulata de Verneuil 1845 snail | |
Naticopsis permica Netchaev 1894 snail | |
Donaldina dubia Mazaev 2015 snail
Donaldina parva Mazaev 2015 snail | |
Araeonema tenuistriata Netchaev 1894 snail | |
Anomphalus barskovi Mazaev 2015 snail | |
Baylea burtasorum Golovkinski 1868 snail
Baylea chimbulatiensis Mazaev 2015 snail | |
Eirlysia undata Mazaev 2015 snail
Eirlysia nodata Mazaev 2015 snail | |
Biarmeaspira yakowlewi Licharew 1967 snail
Biarmeaspira jusupovi Mazaev 2015 snail | |
Warthia fissus Yochelson 1960 snail |