Where: Siberia, Russian Federation (70.8° N, 97.6° E: paleocoordinates 70.8° N, 81.3° E)

• small collection-level geographic resolution

When: Neotollia klimovskiensis zone, VI Member, Valanginian (139.8 - 132.9 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; gray, green, silty sandstone

Size class: macrofossils

Collection methods: among trace fossils present in the interval are frequent "galleries of detritus eaters"

Primary reference: V. N. Saks, ed. 1975. The Jurassic-Cretaceous Boundary and the Berriasian Stage in the Boreal Realm. 1-319 [M. Patzkowsky/K. Layou/P. Wagner]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 2473: authorized by Mark Patzkowsky, entered by Karen Layou on 06.07.1999

Creative Commons license: CC BY (attribution)