KF109, Komagomesawa Valley, Nabekoshi Mountain: Changhsingian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Strophomenata
- Productida
- Lyttoniidae
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Eolyttonia mira
(Fredericks 1916)
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Strophomenata
- Productida
- Linoproductidae
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| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 38.9° North, 141.6° East (view map) |
| Paleocoordinates: | 2.7° North, 136.1° East (Wright 2013) |
| Basis of coordinate: | stated in text |
| Geographic resolution: | outcrop |
Time
| Period: | Permian | Epoch: | Lopingian |
| Stage: | Changhsingian | 10 m.y. bin: | Permian 4 |
| Key time interval: | Changhsingian | ||
| Age range of interval: | 254.14 - 251.902 m.y. ago |
Stratigraphy
| Formation: | Toyoma | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: 131 m above the base of the upper part of the formation | |||||
Lithology and environment
| Primary lithology: | medium,gray lithified sandstone |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | mold/impression |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Repository: Department of Geology, Faculty of Science, Niigata University, Niigata | |
Metadata
| Database number: | 149803 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2013-08-26 08:58:48 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2013-08-26 08:58:48 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 47981. | J. I. Tazawa. 2012. Late Permian (Changhsingian) brachiopod fauna from Nabekoshiyama in the Kesennuma area, South Kitakami Belt, northeast Japan. Science Reports, Niigata University (Geology) 27:15-50 [M. Clapham/M. Clapham] |