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

Where: Russian Federation (66.5° N, 173.4° E: paleocoordinates 58.3° N, 70.1° W)

• coordinate based on nearby landmark

• outcrop-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 202711: authorized by Alex Dunhill, entered by Bethany Allen on 19.07.2019

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Oxytomidae
Oxytoma anadyrensis Bychkov et al. 1976 scallop
 Pectinida - Monotidae
"Monotis anjuensis" = Monotis (Monotis) anjuensis
"Monotis anjuensis" = Monotis (Monotis) anjuensis Bytschkov and Efimova 1966 scallop
 Pectinida - Entolioididae
 Mytilida - Mytilidae
Modiolus kutinskensis Efimova 1966 mussel
 Pholadida - Ceratomyidae
Ochotomya terechovae Polubotko 1966 clam
 Modiomorphida - Palaeopharidae
Palaeopharus kiparisovae Efimova 1966 clam
Palaeopharus raricostatus Bytschkov 1966 clam
 Cardiida - Cardiidae
"Cardita cloacina" = Cardium cloacinum
"Cardita cloacina" = Cardium cloacinum Quenstedt 1856 cockle
 Trigoniida - Trigoniidae
Minetrigonia anadyrensis Kiparisova 1966 clam