Hanamurogawa River: Late/Upper Pleistocene, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Proboscidea
- Elephantidae
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Palaeoloxodon naumannii
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| synonym of Elephas | |||||||
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Mammalia
- Carnivora
- Otariidae
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Zalophus japonicus
(Peters 1866)
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| see common names | |||||||
Geography
| Country: | Japan | State/province: | Ibaraki |
| Coordinates: | 36.1° North, 140.2° East (view map) | ||
| Paleocoordinates: | 36.1° North, 140.2° East |
Time
| Period: | Quaternary | Epoch: | Pleistocene |
| Stage: | Late/Upper Pleistocene | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Late/Upper Pleistocene | ||
| Age range of interval: | 0.12900 - 0.01170 m.y. ago | ||
| Age estimate: | 31950 to 31300 YBP (14C (calibrated)) |
Stratigraphy
| Formation: | Sakuragawa | ||||
| Stratigraphy comments: bone collagen carbon date |
Lithology and environment
| Primary lithology: | sandstone |
| Includes fossils? | Y |
| Lithology description: silty sandstone | |
| Environment: | coastal indet. |
| Geology comments: terrace deposits | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Also known as: | Tsuchiura | ||
| Database number: | 192279 | ||
| Authorizer: | M. Uhen | Enterer: | M. Uhen |
| Modifier: | M. Uhen | Research group: | vertebrate |
| Created: | 2018-03-20 12:34:17 | Last modified: | 2018-03-20 12:35:50 |
| Access level: | the public | Released: | 2018-03-20 12:34:17 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 65043. | K. Iizumi, Y. Koda, W. Koike, T. Nishimoto, H. Ando and M. Date. 2010. Latest Pleistocene Japanese Sea lion(Otariidae)fossil from the riverbed of the Hanamurogawa River west of Kasumigaura Lake, Ibaraki Prefecture. Journal of the Geological Society of Japan 116(5):243-251 [M. Uhen/M. Uhen] |