KOG7, Obama, Naburi Bay, Ogatsu-cho: Wordian, Japan
collected by T. Yokoyama, M. Adachihara, J. Tazawa
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Strophomenata
- Productida
- Lyttoniidae
|
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| 2 specimens | ||||||||||
| (2 measurements) | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan |
| Coordinates: | 38.5° North, 141.5° East (view map) |
| Paleocoordinates: | 6.6° North, 137.3° East (Wright 2013) |
| Basis of coordinate: | estimated from map |
| 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: | Oyakejima | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Lower part of formation, 1-5 m thick | |||||
Lithology and environment
| Primary lithology: | gray lithified muddy,sandy "limestone" |
| Lithology description: Dark gray sandy or muddy impure limestone | |
| Environment: | shallow subtidal indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
| Collectors: | T. Yokoyama, M. Adachihara, J. Tazawa |
Metadata
| Database number: | 118969 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2011-10-19 13:58:48 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2011-10-19 13:58:48 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 33724. | J. Tazawa. 2003. Kochiproductus and Leptodus (Brachiopoda) from the Middle Permian of the Obama area, south Kitakami belt, northeast Japan. Science Reports, Niigata University, Series E (Geology) 18:25-39 [M. Clapham/M. Clapham/M. Clapham] |