Hiryuyama, IGPS It041, Miyamori-mura, Kamihei-gun, Iwate Prefecture: Wordian - Capitanian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Bivalvia
- Pectinida
- Streblochondriidae
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| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 39.4° North, 141.8° East (view map) |
| Paleocoordinates: | 5.0° North, 136.8° East (Wright 2013) |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Permian | Epoch: | Guadalupian |
| Stage: | Wordian - Capitanian | 10 m.y. bin: | Permian 3 - Permian 4 |
| Key time interval: | Wordian - Capitanian | ||
| Age range of interval: | 266.9 - 259.857 m.y. ago |
Stratigraphy
| Formation: | Hiryuyama |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | fine,tuffaceous 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 |
Metadata
| Database number: | 113877 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2011-08-06 14:40:46 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2011-08-06 14:40:46 |
| 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] |