Iwayamae, Tamatsukuri-town, Yatsuka-gun: Langhian, Japan
collected by Y. Tai
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Cephalopoda
- Nautilida
- Nautilidae
|
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| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 35.4° North, 133.0° East (view map) |
| Paleocoordinates: | 35.0° North, 130.6° East (Wright 2013) |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | outcrop |
Time
| Period: | Neogene | Epoch: | Miocene |
| Stage: | Langhian | 10 m.y. bin: | Cenozoic 5 |
| Key time interval: | Langhian | ||
| Age range of interval: | 15.98 - 13.82 m.y. ago |
Stratigraphy
| Formation: | Kimachi | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Kimachi Formation underlies the Fujina (Huzina) Formation. Age of Fujina formation constrained to N11 planktonic foraminifera zone by Yanagisawa 1990, so Langhian age assigned here. | |||||
Lithology and environment
| Primary lithology: | lithified sandstone |
| Environment: | offshore |
| Geology comments: Lower part of overlying Fujina formation deposited in outer neritic zone (50-200 m depth) on the basis of benthic foraminifera. | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collectors: | Y. Tai |
Metadata
| Database number: | 179848 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2016-07-02 19:32:05 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2016-07-02 19:32:05 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 59662. | T. Kobayashi. 1960. Some Miocene nautiloids from Shimane and Toyama prefectures, west Japan. Science Reports, Tohoku University, Sendai, Japan, 2nd Series (Geology), Special Volume 4:117-124 [M. Clapham/M. Clapham] |