List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Osteichthyes
- Cetacea
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Awadelphis hirayamai n. gen., n. sp.
Murakami 2016
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1 specimen | ||||||
| see common names | |||||||
Geography
| Country: | Japan | State/province: | Chiba | County: | Kyonan |
| Coordinates: | 35.2° North, 138.9° East (view map) | ||||
| Paleocoordinates: | 34.9° North, 137.8° East (Wright 2013) |
Stratigraphy
| Formation: | Senhata | ||||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: Age after Boessenecker et al., 2019.
uppermost Miocene Senhata Formation. | |||||
Lithology and environment
| Primary lithology: | medium,tuffaceous sandstone |
| Lithology description: light-gray medium-grained tuffaceous sandstone | |
| 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: | 180528 | ||
| Authorizer: | M. Uhen | Enterer: | M. Uhen |
| Modifier: | M. Uhen | Research group: | vertebrate |
| Created: | 2016-07-20 09:59:41 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2016-07-20 09:59:41 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 59901. | M. Murakami. 2016. A new extinct inioid (Cetacea, Odontoceti) from the upper Miocene Senhata Formation, Chiba, central Japan: the first record of Inioidea from the North Pacific Ocean. Paleontological Research 20(3):207-225 [M. Uhen/M. Uhen] |
Secondary references:
| 13595 | R. W. Boessenecker, D. J. Eheret, D. J. Long, M. Churchill, E. Martin and S. J. Boessenecker. 2019. The Early Pliocene extinction of the mega-toothed shark Otodus megalodon: a view from the eastern North Pacific. PeerJ 7:e6088 [M. Uhen/M. Uhen/M. Uhen] |