Korkodon River basin (scutiformis zone) (Triassic of Russian Federation)

Where: Russian Federation (64.5° N, 157.3° E: paleocoordinates 74.9° N, 111.4° W)

• coordinate based on nearby landmark

• basin-level geographic resolution

When: Monotis scutiformis zone, Alaunian (215.6 - 212.0 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 202712: authorized by Alex Dunhill, entered by Bethany Allen on 19.07.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Monotidae
"Otapiria versicostata" = Monotis (Eomonotis) versicostata Bytschkov 1966 scallop
Otapiria korkodonensis Bychkov et al. 1976 scallop
Otapiria annulata n. sp. Bychkov et al. 1976 scallop