Western coast at Iwajima: Middle Eocene, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Osteichthyes
- Esthonychidae
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cf. Trogosus sp.
Leidy 1871
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| NSM-PV 20121 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan | County: | Kumamoto |
| Coordinates: | 30.6° North, 130.4° East (view map) | ||
| Paleocoordinates: | |||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Eocene |
| 10 m.y. bin: | Cenozoic 2-3 | ||
| Key time interval: | Middle Eocene | ||
| Age range of interval: | 48.07 - 37.71 m.y. ago |
Stratigraphy
| Formation: | Akasaki | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Upper part of Akasaki Formation; early Middle Eocene; 2 m below the base of the Shiratake Formation, which conformably overlies the Akasaki Formation | |||||
Lithology and environment
| Primary lithology: | red siltstone |
| Includes fossils? | Y |
| Lithology description: red siltstone | |
| Environment: | fluvial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Also known as: | Ohyanomachi | ||
| Database number: | 179617 | ||
| Authorizer: | P. Mannion | Enterer: | P. Mannion | Research group: | vertebrate |
| Created: | 2016-06-22 04:43:06 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2016-06-22 04:43:06 |
| Creative Commons license: | CC0 | ||
Reference information
Primary reference:
| 59495. | K. Miyata and Y. Tomida. 1998. Trogosus-like tillodont (Tillodontia, Mammalia) from the early Middle Eocene of Japan. Paleontological Research 2(3):193-198 [P. Mannion/P. Mannion] |