Where: Japan (43.7° N, 142.1° E: paleocoordinates 51.4° N, 134.5° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Saku Formation, Early/Lower Turonian (93.5 - 89.3 Ma)
• STRATIGRAPHIC RELATIONS: From an unnamed lithostratigraphic unit, possibly the Saku Formation, which overlies pre-Cenomaniann Cretaceous deposits. AGE: Early Turonian, based on ammonite biostratigraphy. STRATIGRAPHIC POSITION: From near base of local regional section
• bed-level stratigraphic resolution
Environment/lithology: coastal; lithified sandstone
Size class: macrofossils
Preservation: cast, mold/impression
Collection methods: COLLECTOR: Tanabe et al. (1977). REPOSITORY: Dept. of Geology, Kyushu University, Japan.
Primary reference: K. Tanabe. 1977. Mid-Cretaceous scaphitid ammonites from Hokkaido. Palaeontological Society of Japan Special Papers 21:11-22 [A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 86998: authorized by Austin Hendy, entered by Austin Hendy on 26.02.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
Scaphites aff. obliquus Sowerby 1813 ammonite |