Where: Russian Federation (62.8° N, 159.5° E: paleocoordinates 76.2° N, 20.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Khivach Formation, Changhsingian (254.2 - 252.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size classes: macrofossils, mesofossils

Collected by V.M. Zavodovsky in 1957

• Repository: TsGM (Leningrad)

Primary reference: V. M. Zavodowsky. 1960. Novyy Permskiy Predstavitel' Konokardiid Severo-Vostoka SSSR [New Permian representives of the Conocardiidae from northeastern SSSR]. Novye Vidy Drevnikh Rasteniy i Bespozvonochnykh SSSR [New Species of Fossil Plants and Invertebrates of the USSR] 1(2):31-33 [P. Wagner/P. Wagner/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 52248: authorized by Tom Olszewski, entered by Leigh Fall on 02.08.2005

Creative Commons license: CC BY (attribution)