Sakihana Tunnel on Route 119: Early Campanian, Japan
collected by Y. Hikada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Cephalopoda
- Octopoda
|
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| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 44.8° North, 142.0° East (view map) |
| Paleocoordinates: | 52.7° North, 130.1° East (Wright 2013) |
| Basis of coordinate: | stated in text |
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| Key time interval: | Early Campanian | Inoceramid zone: | Sphenoceramus naumanni |
| Age range of interval: | 83.6 - 72.2 m.y. ago |
Stratigraphy
| Geological group: | Yezo | Formation: | Osoushinai |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | nodular lithified mudstone |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collectors: | Y. Hikada |
| Collection method comments: Repository: Nakagawa Museum of Natural History, Nakagawa, Hokkaido, Japan (NMA) | |
Metadata
| Database number: | 212865 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2020-08-21 16:04:58 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2020-08-21 16:04:58 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 73498. | K. Tanabe, P. Trask, R. Ross and Y. Hikida. 2008. Late Cretaceous octobrachiate coleoid lower jaws from the north Pacific regions. Journal of Paleontology 82:398-408 [M. Clapham/M. Clapham] |