Baka River, upper Anisian, Yana River basin (Triassic of Russian Federation)

Where: Russian Federation (70.0° N, 138.5° E: paleocoordinates 70.0° N, 0.7° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Illyrian (247.2 - 242.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Preservation: mold/impression

Primary reference: A. S. Dagis, A. A. Dagis, and S. P. Ermakova. 1996. Triasovaya Fauna Severo-Vostoka Azii 1-232 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 107011: authorized by Matthew Clapham, entered by Matthew Clapham on 31.03.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pholadida - Ceratomyidae
Gresslya kularensis Truschelev 1996 clam