Where: Japan (44.1° N, 141.9° E: paleocoordinates 51.8° N, 134.2° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Inoceramus hobetsensis inoceramid zone, Saku Formation, Middle Turonian (93.5 - 89.3 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, sandy siltstone

Size class: macrofossils

Preservation: mold/impression

Collection methods: Repository: Kyushu University Museum, Fukuoka, Japan

Primary reference: K. Tanabe. 2022. Late Cretaceous dimorphic scaphitid ammonoid genus Yezoites from the circum-North Pacific regions. Paleontological Research 26:233-269 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 226893: authorized by Matthew Clapham, entered by Matthew Clapham on 05.08.2022

Creative Commons license: CC BY (attribution)