Alexandrovsk Area, Werblud Group, Sakhalin (Cretaceous to of Russian Federation)

Where: Sakhalin, Russian Federation (50.9° N, 142.2° E: paleocoordinates 59.5° N, 132.6° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Werblud Group, Cenomanian to Cenomanian (100.5 - 89.8 Ma)

• "Cape Khoi Beds"

• formation-level stratigraphic resolution

Environment/lithology: marine

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: I. Hayami. 1975. A systematic survey of the Mesozoic Bivalvia from Japan. The University Museum, The University of Tokyo, Bulletin (10) [M. Aberhan/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 39569: authorized by Martin Aberhan, entered by Sabine N├╝rnberg on 31.05.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Arcida - Glycymerididae
 Arcida - Cucullaeidae
 Cardiida - Veneridae
? Calva sp. Popenoe 1937 venus clam
 Trigoniida - Megatrigonioidae