Oyun-Yurege River, dzeginense subzone, Yana River basin (Triassic of Russian Federation)

Where: Russian Federation (69.5° N, 134.8° E: paleocoordinates 70.3° N, 3.3° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Frechites nevadanus ammonoid zone, Illyrian (247.2 - 242.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

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 107116: authorized by Matthew Clapham, entered by Matthew Clapham on 01.04.2011, edited by Bethany Allen

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ceratitida - Parapopanoceratidae
Amphipopanoceras dzeginense Voinova 1947 ceratite
Bivalvia
 Ostreida - Halobiidae
Daonella americana Smith 1914 oyster