Chokubetsu: Late Pliocene, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Osteichthyes
- Carnivora
- Odobenidae
|
|||||||
| 1 specimen | |||||||
| see common names | |||||||
Geography
| Country: | Japan | State/province: | Hokkaido | County: | Tokachi |
| Coordinates: | 42.9° North, 143.9° East (view map) | ||||
| Paleocoordinates: | 42.8° North, 143.2° East (Wright 2013) | ||||
| Basis of coordinate: | estimated from map |
Time
| Period: | Neogene | Epoch: | Pliocene |
| Stage: | Piacenzian | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Late Pliocene | ||
| Age range of interval: | 3.6 - 2.58 m.y. ago |
Stratigraphy
| Formation: | Shiranuka | ||||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: Neodenticula koizumi zone of Akiba (1985), 2.0-2.7 Ma | |||||
Lithology and environment
| Primary lithology: | not reported |
| Environment: | coastal indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 102043 | ||
| Authorizer: | M. Uhen | Enterer: | M. Uhen |
| Modifier: | M. Uhen | Research group: | vertebrate |
| Created: | 2011-01-07 02:39:19 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2011-01-07 02:39:19 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 34678. | Y. Sasa and Y. Okazaki. 1967. Walrus fossils from the Pacific coast of Hokkaido. Commemorative Volume on 77th Anniversary of Prof. Ichiro Hayasaka 181-184 [M. Uhen/M. Uhen/M. Uhen] |
Secondary references:
| 34674 | N. Kohno, Y. Tomida, Y. Hasegawa and H. Furusawa. 1995. Pliocene tusked odobenids (Mammalia: Carnivora) in the Western North Pacific, and their paleobiogeography. Bulletin of the National Science Museum, Tokyo Series C (Geology & Paleontology) 21(3, 4):111-131 [M. Uhen/M. Uhen] |