Basin Gizhigi, Malaja Turomtcha, Tosapecten-Otapiria zones (Triassic of Russian Federation)

Where: Russian Federation (64.0° N, 162.0° E: paleocoordinates 67.0° N, 87.4° W)

• coordinate estimated from map

• local area-level geographic resolution

When: Norian (228.0 - 208.5 Ma)

• Tosapecten-Otapiria zones

Environment/lithology: marine; siliciclastic sediments

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: L. V. Milova. 1976. Triassic-Jurassic stratigraphy and Bivalvia of northern Priokhotye. Akademia Nauk SSSR, Trudy Severo-Vost. Kompl. Nauchno. Issled. Institut 65 [M. Aberhan/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 39307: authorized by Martin Aberhan, entered by Sabine Nürnberg on 26.05.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Entoliidae
 Pectinida - Pectinoidae
Chlamys gizhigensis n. sp. scallop
Chlamys sp. Röding 1798 scallop
 Pectinida - Oxytomidae
Oxytoma mojsisovicsi Teller 1886 scallop
Oxytoma czekanowskii Teller 1886 scallop
 Pectinida - Monotidae
Otapiria ussuriensis scallop
incl var. chankaicaO
Monotis ex gr. scutiformis Teller 1886 scallop
 Ostreida - Halobiidae
Halobia cf. fallax Mojsisovics 1874 oyster
Halobia aotii Kobayashi and Ichikawa 1949 oyster