IH 84120461, West Nanjo Massif, Mino Terrane: Early Bajocian, Japan
collected by Isamu Hattori
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Polycystinea
- Nassellaria
- Plagiacanthidae
|
|||||||
| 1 specimen | |||||||
| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 36.0° North, 136.0° East (view map) |
| Paleocoordinates: | 47.5° North, 152.7° East (Wright 2013) |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | hand sample |
Time
| Period: | Jurassic | Epoch: | Middle Jurassic |
| Stage: | Bajocian | 10 m.y. bin: | Jurassic 4 |
| Key time interval: | Early Bajocian | ||
| Age range of interval: | 170.9 - 168.6 m.y. ago |
Stratigraphy
| Stratigraphy comments: early-middle Bajocian |
Lithology and environment
| Primary lithology: | lithified "carbonate" |
| Lithology description: Manganese carbonate nodule | |
| Environment: | basinal (carbonate) |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | microfossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collectors: | Isamu Hattori |
Metadata
| Database number: | 130114 | ||
| Authorizer: | J. Pálfy | Enterer: | A. Kocsis |
| Created: | 2012-07-04 18:58:42 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2012-07-04 18:58:42 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 42195. | P. Dumitrica. 2004. New Mesozoic and early Cenozoic spicular Nassellaria and Nassellaria-like Radiolaria. Revue de micropaléontologie 47:193-224 [J. Pálfy/A. Kocsis] |