Us'va River, near Filinok, Southern Urals (Permian of Russian Federation)

Where: Russian Federation (58.7° N, 57.6° E)

• Paleocoordinates: 27.4° N, 40.5° E (Wright 2013)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Asselian (298.9 - 295.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Primary reference: V. A. Muromtseva and V. A. Guskov. 1984. Permskie Morskie Otlozheniya I Dvustvorchatie Mollyuski Sovetskoi Arktiki 1-154 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 114319: authorized by Matthew Clapham, entered by Matthew Clapham on 13.08.2011

Creative Commons license: CC0 (CC0)

Taxonomic list

Bivalvia
 Pectinida - Annuliconchidae
Annuliconcha volgensis Stuckenberg 1905 scallop
 Trigoniida - Schizodidae
Schizodus affinis Herrick 1887 clam