Mauryn'ya River-5 (Cretaceous of Russian Federation)

Where: Russian Federation (62.5° N, 60.0° E: paleocoordinates 58.0° N, 56.7° E)

• small collection-level geographic resolution

When: Berriasian (145.0 - 139.8 Ma)

Environment/lithology: marine; siliciclastic sediments

Size class: macrofossils

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 2505: authorized by Mark Patzkowsky, entered by Karen Layou on 07.07.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Ammonitida - Polyptychitidae
ex gr. Subcraspedites suprasubditus ammonite
originally entered as "Subcraspedites ex gr. suprasubditus"
 Belemnitida -
 Belemnitida - Belemnitidae
aff. Cylindroteuthis subconoidea belemnite
originally entered as "Cylindroteuthis aff. subconoidea"
Cylindroteuthis porrectiformis Anderson 1945 belemnite