Where: Hokuriku, Japan (36.6° N, 136.8° E: paleocoordinates 39.0° N, 134.3° E)
• coordinate stated in text
When: CN5a nannofossil zone, Kurahara Formation, Serravallian (13.8 - 11.6 Ma)
• CN5a of Calcareous Nannoplankton Zone by Okada and Bukry (Tsubouchi MS).
• formation-level stratigraphic resolution
Environment/lithology: marine; sandstone
Size class: macrofossils
Collection methods: The described specimens are reposited at the Department of Earth Sciences, Faculty of Science, Kanazawa University.
Primary reference: H. Karasawa. 1989. Late Cenozoic Elasmobranchs from the Hokuriku district, central Japan. The Science reports of the Kanazawa University 34(1):1-57 [C. Jaramillo/C. Pimiento]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 161500: authorized by Carlos Jaramillo, entered by Catalina Pimiento on 06.09.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Kotorapecten kagamianus scallop
Mizuhopecten kimurai Yokoyama 1925 scallop | |
Chondrichthyes | |
Isurus planus, "Isurus hastalis" = Carcharodon hastalis
Isurus planus Agassiz 1856 mackerel shark
"Isurus hastalis" = Carcharodon hastalis Agassiz 1838 white shark | |
"Carcharocles megalodon" = Otodus megalodon
"Carcharocles megalodon" = Otodus megalodon Agassiz 1835 megalodon |