Lena river, lower reaches near Bulkurskoy anticline (Permian of Russian Federation)

Where: Russian Federation (71.9° N, 127.1° E: paleocoordinates 62.5° N, 31.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Dulgalakh Formation, Capitanian (264.3 - 259.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

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 86844: authorized by Matthew Clapham, entered by Matthew Clapham on 20.02.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Cardiidia - Sanguinolitidae
"? Sanguinolites bulkurensis" = Wilkingia bulkurensis, ? Vacunella oblonga
"? Sanguinolites bulkurensis" = Wilkingia bulkurensis Muromtseva 1984 clam
? Vacunella oblonga Waterhouse 1969 clam
 Myalinida - Kolymiidae
Kolymia nikolaewi Voronets 1936 clam