Pontoteiskie Mts.4 (Cretaceous of Russian Federation)

Where: Anadyr-Koryakskii Region, Russian Federation (62.0° N, 165.0° E: paleocoordinates 78.4° N, 125.9° W)

• small collection-level geographic resolution

When: Berriasian (145.0 - 139.8 Ma)

Environment/lithology: marine; green siltstone and 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 2538: authorized by Mark Patzkowsky, entered by Karen Layou on 07.07.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Phylloceratida - Phylloceratidae
Phylloceras sp. Suess 1865 ammonite
Bivalvia
 Pectinida - Buchiidae
aff. Buchia lahuseni scallop
originally entered as "Buchia aff. lahuseni"
Buchia terebratuloides Lahusen 1888 scallop
Buchia volgensis Lahusen 1888 scallop
cf. Buchia fischeriana d'Orbigny 1845 scallop
originally entered as "Buchia cf. fischeriana"
cf. Buchia okensis Pavlow 1907 scallop
originally entered as "Buchia cf. okensis"
 Pholadida - Pleuromyidae
Pleuromya sp. Meek 1873 clam
 Carditida - Astartidae
Astarte sp. Sowerby 1816 clam
 Nuculida - Nuculidae
Nucula sp. Lamarck 1799 nut clam
Gastropoda
 Cerithioidea - Turritellidae
Turritella sp. Lamarck 1799 turret shell