Omolon River basin (ochotica zone) (Triassic of Russian Federation)

Where: Russian Federation (65.3° N, 160.5° E: paleocoordinates 68.3° N, 93.5° W)

• coordinate based on nearby landmark

• basin-level geographic resolution

When: Monotis ochotica zone, Sevatian (212.0 - 205.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: Y.u. M. Bychkov, A. S. Dagys, A. F. Efimova and I. V. Polubotko. 1976. Atlas Triasovoj fauny i fory Severo-Vostoka SSSR [Atlas of Triassic fauna and flora from North-East USSR]. 1-267 [A. Dunhill/B. Allen/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 202706: authorized by Alex Dunhill, entered by Bethany Allen on 19.07.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Oxytomidae
Oxytoma omolonensis Kiparisova 1936 scallop
Oxytoma anadyrensis Bychkov et al. 1976 scallop
 Pectinida - Pectinoidae
Tosapecten chivatchensis Bychkov et al. 1976 scallop
Rhynchonellata
 Rhynchonellida - Rhynchonellidae
 Athyridida - Diplospirellidae
 Terebratulida - Zeilleriidae