Where: Japan (38.8° N, 141.5° E)
• Paleocoordinates: 4.9° N, 138.8° E (Wright 2013)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Spathian (248.1 - 246.7 Ma)
• Subcolumbites perrinismithi zone
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified siliciclastic sediments
Size class: macrofossils
Preservation: mold/impression
Collection methods: Repository: Department of Geology, Kaguwa University
Primary reference: Y. Bando and S. Shimoyama. 1974. Late Scythian ammonoids from the Kitakami Massif. Transactions and Proceedings of the Paleontological Society of Japan, N.S. 94:293-312 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 186958: authorized by Matthew Clapham, entered by Matthew Clapham on 08.07.2017
Creative Commons license: CC0 (CC0)
Taxonomic list
Cephalopoda | |
Stacheites floweri Kummel 1969 ceratite | |
Prenkites graecoamericanus Renz and Renz 1948 ceratite | |
Hellenites sp. Renz and Renz 1948 ceratite | |
Eophyllites sp. Spath 1930 ammonite |