Where: Japan (33.8° N, 134.0° E: paleocoordinates 43.7° N, 124.7° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Kajisako Formation, Santonian (85.8 - 83.5 Ma)
• STRATIGRAPHIC RELATIONS: From the Kajisako Fm, which overlies the Nagase Fm. AGE: Santonian, on the basis of ammonite, inoceramid, and radiolarian biostratigraphy. STRATIGRAPHIC POSITION: From the upper lithostratigraphic unit in regional section; middle part of Kajisako Fm.
• bed-level stratigraphic resolution
Environment/lithology: coastal; lithified, gray siltstone
Size class: macrofossils
Collection methods: COLLECTOR: Multiple collectors. REPOSITORY: Dept. of Geology, Kyushu University, Japan.
Primary reference: M. Tashiro and T. Kozai. 1982. Part V. Bivalve fossils from the Upper Cretaceous of the Monobe area, Shikoku. Palaeontological Society of Japan Special Papers 25:69-92 [A. Hendy/A. Hendy] more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 87014: authorized by Austin Hendy, entered by Austin Hendy on 27.02.2009
Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)