Where: Russian Federation (65.5° N, 149.5° E: paleocoordinates 79.1° N, 70.6° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Neosirenites pentastichus ammonoid zone, Tuvalian (232.0 - 221.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified siliciclastic sediments

Size class: macrofossils

Collection methods: Repository: TsNIGR

Primary reference: E. S. Sobolev. 1989. Triasovye nautilidy severo-vostochnoy Azii. Akademiya Nauk SSSR, Sibirskoe Otdelenie Trudy Instituta Geologii I Geofiziki 727:1-193 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 166677: authorized by Matthew Clapham, entered by Matthew Clapham on 22.02.2015

Creative Commons license: CC BY (attribution)