Toyazawa, IGPS Mi116, Kamioshishiori, Kesennuma City: Roadian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Pectinida
- Annuliconchidae
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| 1 specimen | |||||||
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Bivalvia
- Pectinida
- Aviculopectinidae
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Aviculopecten hataii n. sp.
Murata 1964
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1 specimen | ||||||
| 2 specimens | |||||||
| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 39.0° North, 141.6° East (view map) |
| Paleocoordinates: | 10.2° 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 | Member: | Shigejizawa |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | lithified sandy "shale" |
| 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: | 113874 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2011-08-06 14:24:07 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2011-08-06 14:24:07 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 33618. | M. Murata. 1964. Some Middle Permian Aviculopectinidae from the Kitakami Massif, northeast Japan. Transactions and Proceedings of the Paleontological Society of Japan, N.S. 54:215-233 [M. Clapham/M. Clapham] |