U1092, Matsumoto-zawa, Sakubai River: Albian, Japan
collected by Y. Miyata, Y. Kanie
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Nautilida
- Nautilidae
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Cymatoceras cf. sakalavum
Collignon 1949
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| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 42.3° North, 142.7° East (view map) |
| Paleocoordinates: | 36.5° North, 170.8° East (Wright 2013) |
| Basis of coordinate: | estimated from map |
| 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
| Geological group: | Yezo | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Member M1a, lower part of the Middle Yezo Group | |||||
Lithology and environment
| Primary lithology: | massive,fine lithified sandstone |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | cast |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collectors: | Y. Miyata, Y. Kanie |
| Collection method comments: Repository: Yokosuka City Museum (YCM) | |
Metadata
| Database number: | 166263 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2015-02-07 10:47:36 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2015-02-07 10:47:36 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 54324. | T. Matsumoto, T. Miyauchi, Y. Kanie, Y. Miyata, and Y. Ueda. 1984. Cretaceous nautiloids from Hokkaido - V. Transactions and Proceedings of the Paleontological Society of Japan, N.S. 134:335-346 [M. Clapham/M. Clapham/M. Clapham] |