Yoshii, Itahana Formation: Middle Miocene, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Osteichthyes
- Carnivora
- Odobenidae
|
|||||||
| 1 specimen | |||||||
| Tonomori 2022 | |||||||
| see common names | |||||||
Geography
| Country: | Japan | State/province: | Gunma |
| Coordinates: | 36.3° North, 139.0° East (view map) | ||
| Paleocoordinates: | 36.0° North, 136.6° East (Wright 2013) | ||
| Basis of coordinate: | estimated from map |
Time
| Period: | Neogene | Epoch: | Miocene |
| 10 m.y. bin: | Cenozoic 5 | ||
| Key time interval: | Middle Miocene | ||
| Age range of interval: | 15.98 - 11.63 m.y. ago |
Stratigraphy
| Formation: | Itahana |
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: | 101827 | ||
| Authorizer: | M. Uhen | Enterer: | M. Uhen |
| Modifier: | M. Uhen | Research group: | vertebrate |
| Created: | 2011-01-04 02:33:51 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2011-01-04 02:33:51 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 34632. | S. Miyazaki and H. Horikawa. 1985. Odobenidae cf. Neotherium from the Middle Miocene of Yoshii Town, Gunma Prefecture, Central Japan. The Association for the Geological Collaboration in Japan Monograph 30:75-90 [M. Uhen/M. Uhen/M. Uhen] |
Secondary references:
| 34620 | H. Horikawa, S. Miyakazi, and S. Kobayashi. 1992. Some of the fossil record of pinnipeds from Japan. International Geological Congress 29:352 [M. Uhen/M. Uhen] | |
| 82512 | W. Tonomori. 2022. First report of Neotherium mandible from the Miocene Shimane, Japan: Review of basal odobenids in the western North Pacific. Historical Biology 34(1):52-61 [M. Uhen/M. Uhen] |