Onda-no-tani, Kimitu-gun, Kazusa Province: Middle Pleistocene, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhynchonellata
- Terebratulida
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Kurakithyris nipponensis
(Yokoyama 1910)
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| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 35.3° North, 140.0° East (view map) |
| Paleocoordinates: | |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Quaternary | Epoch: | Pleistocene |
| Stage: | Chibanian | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Middle Pleistocene | ||
| Age range of interval: | 0.774 - 0.129 m.y. ago |
Stratigraphy
| Geological group: | Kazusa | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Based on map in Ito (1994) almost certainly comes from the upper highstand part of the Kazusa Group, dated at 0.83-0.57 Ma by volcanic ash layers. | |||||
Lithology and environment
| Primary lithology: | poorly lithified sandstone |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 190827 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2017-12-19 00:10:43 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2017-12-19 00:10:43 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 64142. | K. Hatai. 1946. Kurakithyris, Tertiary brachiopod genus from central Honsyu, Japan. Proceedings of the Japan Academy 22:98-101 [M. Clapham/M. Clapham] |