Where: Japan (44.1° N, 141.8° E: paleocoordinates 51.8° N, 134.1° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Inoceramus hobetsensis inoceramid zone, Saku Formation (Yezo Group), Middle Turonian (93.5 - 89.3 Ma)
• Pebble nodule from the MI? Member of the Middle Yezo Group
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified, nodular siliciclastic sediments
Size class: macrofossils
Collected by Hayashi
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 185008: authorized by Matthew Clapham, entered by Matthew Clapham on 04.04.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Malacostraca | |
"Notopocorystes (Eucorystes) intermedius" = Eucorystes intermedius, "Notopocorystes (Notopocorystes) japonicus" = Joeranina japonica
"Notopocorystes (Eucorystes) intermedius" = Eucorystes intermedius Nagao 1931 crab
"Notopocorystes (Notopocorystes) japonicus" = Joeranina japonica Jimbo 1894 crab | |
Archaeopus ezoensis Nagao 1941 crab | |
"Metahomola brevis n. sp." = Latheticocarcinus brevis
"Metahomola brevis n. sp." = Latheticocarcinus brevis Collins et al. 1993 crab |