Where: Japan (42.2° N, 142.7° E: paleocoordinates 48.6° N, 133.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Inoceramus amakusensis inoceramid zone, Yezo Group, Santonian (86.3 - 83.6 Ma)

• Pebble nodule from the U1 member of the Upper Yezo Group

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, nodular siliciclastic sediments

Size class: macrofossils

Collected by Yoshikawa

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 185016: authorized by Matthew Clapham, entered by Matthew Clapham on 05.04.2017

Creative Commons license: CC BY (attribution)