Katsuuragawa Area, Hoji Formation, Shikoku (Cretaceous of Japan)

Where: Tokushima, Japan (33.8° N, 134.5° E: paleocoordinates 47.1° N, 127.9° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Hoji Formation, Early/Lower Cenomanian (99.6 - 93.5 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; sandstone

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 39568: authorized by Martin Aberhan, entered by Sabine N├╝rnberg on 31.05.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Trigoniida - Megatrigonioidae
 Trigoniida - Trigoniidae