Sanushibe, under bridge of Sanushi, Inasato: Santonian, Japan
collected by H. Kokubu
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Cephalopoda
- Nautilida
- Nautilidae
|
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| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 42.9° North, 142.2° East (view map) |
| Paleocoordinates: | 51.1° North, 137.1° East (Wright 2013) |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Santonian | 10 m.y. bin: | Cretaceous 6 |
| Key time interval: | Santonian | ||
| Age range of interval: | 85.7 - 83.6 m.y. ago |
Stratigraphy
| Geological group: | Yezo | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Float nodule, but lithology suggests derivation from Santonian part of Upper Cretaceous. | |||||
Lithology and environment
| Primary lithology: | lithified calcareous mudstone |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | cast,mold/impression |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collectors: | H. Kokubu |
| Collection method comments: Repository: Muramoto Collection, Mikasa | |
Metadata
| Database number: | 166242 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2015-02-06 21:18:35 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2015-02-06 21:18:35 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 54317. | T. Matsumoto and K. Muramoto. 1983. Cretaceous nautiloids from Hokkaido - II. Part 2. Three nautiloid species from the Santonian and Campanian of Hokkaido. Transactions and Proceedings of the Paleontological Society of Japan, N.S. 130:85-95 [M. Clapham/M. Clapham] |