Ki504F, nodule in Kamiichi-no-sawa stream: Coniacian, Japan
collected by M. Futakami
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Cephalopoda
- Ammonitida
- Collignoniceratidae
|
|||||||
| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 43.3° North, 142.0° East (view map) |
| Paleocoordinates: | 51.3° North, 139.5° East (Wright 2013) |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | hand sample |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Coniacian | 10 m.y. bin: | Cretaceous 6 |
| Key time interval: | Coniacian | ||
| Age range of interval: | 89.8 - 85.7 m.y. ago |
Stratigraphy
| Geological group: | Yezo |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | lithified "siliciclastic" |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collectors: | M. Futakami |
| Collection method comments: Repository: National Science Museum, Tokyo | |
Metadata
| Database number: | 181018 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2016-08-13 22:44:12 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2016-08-13 22:44:12 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 60111. | M. Futakami. 1991. Coniacian collignoniceratid ammonites from Hokkaido. Journal of Kawamura Gakuen Woman's University 2:257-275 [M. Clapham/M. Clapham/M. Clapham] |