KF11, Shigejisawa valley: Wordian, Japan
collected by K. Nakamura, J. Tazawa
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Strophomenata
- Productida
- Echinoconchidae
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Waagenoconcha irginae
(Stuckenberg 1898)
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| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 39.0° North, 141.5° East (view map) |
| Paleocoordinates: | 7.0° North, 137.5° East (Wright 2013) |
| Basis of coordinate: | stated in text |
| Geographic resolution: | outcrop |
Time
| Period: | Permian | Epoch: | Guadalupian |
| Stage: | Wordian | 10 m.y. bin: | Permian 3 |
| Key time interval: | Wordian | ||
| Age range of interval: | 266.9 - 264.28 m.y. ago |
Stratigraphy
| Formation: | Kamiyasse | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Lower part of the Kamiyasse Formation | |||||
Lithology and environment
| Primary lithology: | gray lithified argillaceous "limestone" |
| Environment: | carbonate indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collectors: | K. Nakamura, J. Tazawa |
| Collection method comments: Repository: Hokkaido University Museum, Sapporo, Japan (UHR) and in the Department of Geology, Niigata University, Niigata, Japan (NU-B). | |
Metadata
| Database number: | 187183 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2017-07-16 16:19:27 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2017-07-16 16:19:27 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 62779. | J. I. Tazawa. 2017. Spinomarginifera and Waagenoconcha (Productida, Brachiopoda) from the middle Permian (Wordian-Capitanian) of the South Kitakami Belt, Japan. Science Reports, Niigata University (Geology) 32:33-56 [M. Clapham/M. Clapham] |