Kitadani - Negoya Confluence, Asahi: Pliensbachian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Protobranchia
- Nuculanidae
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Nuculana (Dacryomya) cf. konishii
(Hayami 1961)
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| see common names | |||||||
Geography
| Country: | Japan | State/province: | Toyama | County: | Shimoniikawa |
| Coordinates: | 36.9° North, 137.6° East (view map) | ||||
| Paleocoordinates: | 48.3° North, 166.1° East (Wright 2013) | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Jurassic | Epoch: | Early Jurassic |
| Stage: | Pliensbachian | 10 m.y. bin: | Jurassic 2 |
| Key time interval: | Pliensbachian | ||
| Age range of interval: | 192.9 - 184.2 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | mudstone |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body,mold/impression |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 201502 | ||
| Authorizer: | A. Dunhill | Enterer: | B. Allen |
| Modifier: | B. Allen | ||
| Created: | 2019-05-11 05:05:25 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2019-05-11 05:05:25 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 68962. | M. Goto. 1983. Some bivalves from the Lower Jurassic Kuruma Group of Central Japan. Transactions and Proceedings of the Palaeontological Society of Japan (New Series) 130:79-84 [A. Dunhill/B. Allen] |