Kuroishi, Kamo, Sakawa area, Tosakamo Formation, Kochi: Albian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Pectinida
- Propeamussiidae
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| 3 specimens | |||||||
| 1 specimen | |||||||
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Bivalvia
- Arcida
- Parallelodontidae
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| 2 specimens | |||||||
| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 33.5° North, 133.3° East (view map) |
| Paleocoordinates: | 37.7° North, 144.3° East (Wright 2013) |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Early Cretaceous |
| Stage: | Albian | 10 m.y. bin: | Cretaceous 4 |
| Key time interval: | Albian | ||
| Age range of interval: | 113.2 - 100.5 m.y. ago |
Stratigraphy
| Formation: | Tosakamo | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: upper member of the Tosakamo Formation | |||||
Lithology and environment
| Primary lithology: | lithified siltstone |
| Lithology description: dark-gray siltstone | |
| Environment: | marine indet. |
Taphonomy
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 69100 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel | Research group: | marine invertebrate |
| Created: | 2007-02-19 00:50:07 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2007-02-19 00:50:06 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 19920. | M. Tashiro and T. Matsuda. 1986. Lower Cretaceous bivalves from the Sakawa area, Shikoku. Transactions and Proceedings of the Paleontological Society of Japan, N.S. 142:366-392 [W. Kiessling/U. Merkel] |