Where: Russian Federation (43.0° N, 132.9° E: paleocoordinates 31.2° N, 109.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Chandalaz Formation, Capitanian (264.3 - 259.5 Ma)

• Age has been controversial because fossils are scarce, but discovery of Codonofusiella sphaerica with praesumatrinids and pseudofusulinids allows correlation with sediments of the Suchan valley.

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: microfossils

Collected by M.I. Sosnina in 1953

Collection methods: peel or thin section,

• Repository: TsGM (Leningrad)

Primary reference: M. I. Sosnina. 1968. Novye Pozdnepermskie fuzulinidy Sikhote-Aliniya. Novye Vidy Drevnikh Rasteniy i Bespozvonochnykh SSSR 2:99-128 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 131274: authorized by Matthew Clapham, entered by Matthew Clapham on 22.07.2012

Creative Commons license: CC BY (attribution)