Western coast on Maki Island, Goshoura Town: Early Eocene, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Osteichthyes
- Coryphodontidae
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| Miyata et al. 2011 | ||||||||||
| Miyata et al. 2011 | ||||||||||
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Osteichthyes
- Esthonychidae
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| GCM-VP 103 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan | County: | Kumamoto |
| Coordinates: | 32.3° North, 130.3° East (view map) | ||
| Paleocoordinates: | 39.4° North, 126.2° East (Wright 2013) | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Stage: | Ypresian | 10 m.y. bin: | Cenozoic 2 |
| Key time interval: | Early Eocene | ||
| Age range of interval: | 56 - 48.07 m.y. ago |
Stratigraphy
| Formation: | Akasaki | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: middle part of the Akasaki Formation, situated about 40 m above the base of the formation; New dates suggest this part of formation is entirely within early Eocene- see Miyake, Y., Tsutsumi, Y., Miyata, K. and Komatsu, T., 2016. LA-ICP-MS Zircon U—Pb Dating of Acidic Tuff from the Eocene Akasaki Formation, Amakusa, Kumamoto Prefecture, Western Kyushu, Japan: Implications for the Age of the Land Mammal Fauna in Japan. Paleontological Research, 20(4), pp.302-311. | |||||
Lithology and environment
| Primary lithology: | red siltstone |
| Includes fossils? | Y |
| Lithology description: red siltstone bed | |
| Environment: | fluvial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 179616 | ||
| Authorizer: | P. Mannion | Enterer: | P. Mannion |
| Modifier: | P. Holroyd | Research group: | vertebrate |
| Created: | 2016-06-22 03:44:33 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2016-06-22 03:44:33 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 59494. | K. Miyata. 2007. New material of Asian Trogosus (Tillodontia, Mammalia) from the Akasaki Formation, Kumamoto Prefecture, Japan. Journal of Vertebrate Paleontology 27(1):176-188 [P. Mannion/P. Mannion] |
Secondary references:
| 61077 | K. Miyata, Y. Tomida, K. C. Beard, G. F. Gunnell, H. Ugai and K. Hirose. 2011. Eocene mammals from the Akasaki and Nakakoshiki formations, western Kyushu, Japan: Preliminary work and correlation with Asian Land Mammal Ages. Vertebrata PalAsiatica 49(1):53-68 [P. Mannion/P. Mannion] |