KF124, Imo, Yahagi, Rikuzentakata City, Iwate Prefecture: Roadian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Strophomenata
- Productida
- Echinoconchidae
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Waagenoconcha imperfecta
Prendergast 1935
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| (1 measurement) | ||||||||||
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= Waagenoconcha irginae
Stuckenberg 1898
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Tazawa 2016 | |||||||||
| (3 measurements) | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan |
| Coordinates: | 39.0° North, 141.5° East (view map) |
| Paleocoordinates: | 10.3° North, 138.6° East (Wright 2013) |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Permian | Epoch: | Guadalupian |
| Stage: | Roadian | 10 m.y. bin: | Permian 3 |
| Key time interval: | Roadian | ||
| Age range of interval: | 274.4 - 266.9 m.y. ago |
Stratigraphy
| Formation: | Kanokura | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Lower Kanokura | |||||
Lithology and environment
| Primary lithology: | lithified "siliciclastic" |
| 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 |
Metadata
| Database number: | 118927 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2011-10-18 14:49:46 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2011-10-18 14:49:46 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 31807. | J. I. Tazawa. 1974. Waagenoconcha (Brachiopoda) from the Permian of the southern Kitakami Mountains, northeast Japan. Journal of the Faculty of Science, Hokkaido University, Series 4, Geology and Mineralogy 16:121-143 [M. Clapham/M. Clapham] |
Secondary references:
| 59391 | J. I. Tazawa. 2016. Middle Permian (Wordian) mixed Boreal‒Tethyan brachiopod fauna from Kamiyasse‒Imo, South Kitakami Belt, Japan. Science Reports, Niigata University (Geology) 31:7-43 [M. Clapham/M. Clapham] |