Gosyonoura Island, Gosyonoura Group, Kyushu (Cretaceous of Japan)

Where: Kumamoto, Japan (32.3° N, 130.3° E: paleocoordinates 44.6° N, 123.7° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Gosyonoura Group, Cenomanian (100.5 - 93.9 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; siliciclastic sediments

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 39638: authorized by Martin Aberhan, entered by Sabine N├╝rnberg on 01.06.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Arcida - Arcidae
Matsumotoa unisulcata clam
subsp. unisulcata
 Arcida - Glycymerididae
 Arcida - Cucullaeidae
Cucullaea (Idonearca) ezoensis Yabe and Nagao 1928 clam
subsp. amaxensis
 Pectinida - Anomiidae
 Mytilida - Mytilidae
 Carditida - Crassatellidae
"Pachythaerus nagaoi" = Crassatella (Pachythaerus) clam
 Pholadida - Corbulidae
 Cardiida - Neomiodontidae
 Cardiida - Arcticidae
 Cardiida - Veneridae
 Trigoniida - Trigonioididae
 Trigoniida - Megatrigonioidae
 Trigoniida - Trigoniidae