Iwaki, Santonian: Early Santonian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Chondrichthyes
- Sclerorhynchiformes
- Sclerorhynchidae
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| 1 specimen | |||||||
| see common names | |||||||
Geography
| Country: | Japan | State/province: | Fukushima |
| Coordinates: | 37.1° North, 140.9° East (view map) | ||
| Paleocoordinates: | 45.3° North, 138.5° East (Wright 2013) | ||
| Basis of coordinate: | estimated from map |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Santonian | 10 m.y. bin: | Cretaceous 6 |
| Key time interval: | Early Santonian | Inoceramid zone: | Inoceramus amakusensis |
| Age range of interval: | 85.7 - 83.6 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | not reported |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 91414 | ||
| Authorizer: | M. Uhen | Enterer: | M. Uhen |
| Modifier: | M. Clapham | Research group: | vertebrate |
| Created: | 2009-09-21 12:51:46 | Last modified: | 2025-07-28 14:52:27 |
| Access level: | the public | Released: | 2009-09-21 12:51:46 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 30782. | T. Uyeno and Y. Hasegawa. 1986. A new Cretaceous ganopristoid sawfish of the genus Ischyrhiza from Japan. Bulletin of the National Science Museum Tokyo, Series C 12(2):67-72 [M. Uhen/M. Uhen] |