Where: Japan (43.2° N, 142.0° E: paleocoordinates 52.6° N, 136.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Mikasa Formation (Yezo Group), Cenomanian (100.5 - 93.9 Ma)

• Nodule of the Mikasa Formation of the Middle Yezo Group (Inoceramus nipponicus-I. pennatulus zone)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, nodular siliciclastic sediments

Size class: macrofossils

Collected by Yokoi

Primary reference: H. Collins, Y. Kanie, and H. Karasawa. 1993. Late Cretaceous crabs from Japan. Transactions and Proceedings of the Paleontological Society of Japan, N.S. 172:292-310 [C. Schweitzer/E. Johnson/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 185011: authorized by Matthew Clapham, entered by Matthew Clapham on 04.04.2017

Creative Commons license: CC BY (attribution)