Volga River-4 (Cretaceous of Russian Federation)
Where: Russian Federation (53.0° N, 48.4° E: paleocoordinates 47.4° N, 50.5° E)
• small collection-level geographic resolution
When: Berriasian (145.0 - 139.8 Ma)
• bed-level stratigraphic resolution
Environment/lithology: marine; glauconitic sandstone
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 2525: authorized by Mark Patzkowsky, entered by Karen Layou on 07.07.1999, edited by Austin Hendy
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Bivalvia | |
Buchia pyriformis, Buchia regularis, Buchia bulloides, Buchia unzhensis, Buchia syzranensis, Buchia terebratuloides
Buchia pyriformis scallop
Buchia regularis scallop
Buchia bulloides scallop
Buchia unzhensis scallop
Buchia syzranensis scallop
Buchia terebratuloides Lahusen 1888 scallop | |
Cephalopoda | |
"Surites pechorensis" = Surites (Surites) pechorensis, Surites analogus
"Surites pechorensis" = Surites (Surites) pechorensis Sazonov 1951 ammonite originally entered as "Surites pechorensis"
| |
Acroteuthis lateralis belemnite
Acroteuthis arctica belemnite |