Where: Russian Federation (51.6° N, 133.4° E: paleocoordinates 57.1° N, 147.7° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Late/Upper Pliensbachian (189.6 - 183.0 Ma)

Environment/lithology: marine; coarse-grained, gray sandstone

Size class: macrofossils

Primary reference: I. I. Sey and A. D. Kalacheva. 1980. Biostratigraphy of the Lower and Middle Jurassic deposits of the Far East. "Nedra" Publisher, Leningrad 187 [J. Pálfy/M. Bosnakoff/M. Bosnakoff] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 129266: authorized by József Pálfy, entered by Mariann Bosnakoff on 22.06.2012