Kumagaya 4-chrome, Kitakyushu City: Neocomian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Osteichthyes
- Ellimmichthyiformes
- Armigatidae
|
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| KMNH VP 100,031 - 100,045 | ||||||||||
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Diplomystus primotinus n. sp.
Uyeno 1979
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| KMNH VP 100,001 - 100,015. | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan | State/province: | Fukuoka |
| Coordinates: | 33.9° North, 130.9° East (view map) | ||
| Paleocoordinates: | 46.7° North, 136.5° East (Wright 2013) | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Early Cretaceous |
| 10 m.y. bin: | Cretaceous 1-2 | ||
| Key time interval: | Neocomian | ||
| Age range of interval: | 143.1 - 125.77 m.y. ago |
Stratigraphy
| Geological group: | Kanmon | ||||
| Local section: | Kowakino-ko lake deposit | Local bed: | Fourth layer | ||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Neocomian, Early Cretaceous. The upper layer (fourth layer) of the Wakino-subgroup, Kanmon-group. Paleolake, Kowakino-ko lake deposit. The thickness of the layer which yielded the fish fossils is about 3.6m and is situated about 10m above the lowest border of the fourth layer. | |||||
Lithology and environment
| Primary lithology: | lithified "shale" |
| Lithology description: Fish fossils are foudn in weathered siliceous shale which appears yellowish-white, yellowish-gray or reddish-yellow in colour | |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | adpression |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Specimens held in the Kitakyushu Museum of Natural History (KMNH) | |
Metadata
| Database number: | 144936 | ||
| Authorizer: | M. Bell | Enterer: | M. Bell |
| Modifier: | M. Bell | ||
| Created: | 2013-05-22 00:21:05 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2013-05-22 00:21:05 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 46900. | T. Uyeno. 1979. Early Cretaceous freshwater fishes from Northern Kyushu, Japan I. Description of two new species of the clupeid genus Diplomystus. Bulletin of Kitakyushu Museum of Natural History 1:11-24 [M. Bell/M. Bell] |