Mt. Kinshozan, upper Member, Akasaka (NMNS collection): Capitanian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Murchisoniina
- Gosseletinidae
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Nipponomaria yokoyamai
(Hayasaka 1943)
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| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 35.4° North, 136.6° East (view map) |
| Paleocoordinates: | 23.2° North, 110.7° East |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | outcrop |
Time
| Period: | Permian | Epoch: | Guadalupian |
| Stage: | Capitanian | 10 m.y. bin: | Permian 4 |
| Key time interval: | Capitanian | ||
| Age range of interval: | 264.28000 - 259.51000 m.y. ago |
Stratigraphy
| Formation: | Akasaka |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | black lithified "limestone" |
| Environment: | lagoonal/restricted shallow subtidal |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | survey of museum collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Repository: National Museum of Nature and Science, Tsukuba (NMNS) | |
Metadata
| Database number: | 181934 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2016-10-08 11:42:29 | Last modified: | 2016-10-08 11:42:29 |
| Access level: | the public | Released: | 2016-10-08 11:42:29 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 60515. | K. Asato, T. Kase, T. Ono, K. Sashida, and S. Agematsu. 2016. Nipponomaria, a new pleurotomarioidean gastropod genus (Mollusca) from the Permian Akasaka Limestone, central Japan. Paleontological Research 20:385-393 [M. Clapham/M. Clapham] |