Ainosawa: Messinian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Chondrichthyes
- Lamniformes
- Otodontidae
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Carcharocles megalodon
(Agassiz 1835)
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| recombined as Otodus megalodon | |||||||
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Chondrichthyes
- Lamniformes
- Lamnidae
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Isurus hastalis
(Agassiz 1838)
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| recombined as Carcharodon hastalis | |||||||
| see common names | |||||||
Geography
| Country: | Japan | State/province: | Chiba |
| Coordinates: | 35.2° North, 139.9° East (view map) | ||
| Paleocoordinates: | 36.2° North, 138.8° East | ||
| Basis of coordinate: | estimated from map |
Time
| Period: | Neogene | Epoch: | Miocene |
| Stage: | Messinian | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Messinian | ||
| Age range of interval: | 7.24600 - 5.33300 m.y. ago |
Stratigraphy
| Formation: | Senhata |
Lithology and environment
| Primary lithology: | conglomerate |
| Includes fossils? | Y |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 202934 | ||
| Authorizer: | M. Uhen | Enterer: | M. Uhen | Research group: | vertebrate |
| Created: | 2019-07-23 13:31:26 | Last modified: | 2019-07-23 13:31:26 |
| Access level: | the public | Released: | 2019-07-23 13:31:26 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 61738. | H. Yabe and R. Hirayama. 1998. Selachian fauna from the Upper Miocene Senhata Formation, Boso Peninsula, Central Japan. Natural History Research 5:33-61 [M. Uhen/B. Shipps/M. Uhen] |