Taho Limestone, Taho, Shirokawacho, Higashiuwagun: Induan - Olenekian, Japan
collected by Mr. S. Utsunomiya & Dr. T. Koike
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Chondrichthyes
- Hybodontiformes
- Polyacrodontidae
|
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|
Polyacrodus minimus
Agassiz 1939
|
1 specimen | ||||||
| see common names | |||||||
Geography
| Country: | Japan | State/province: | Ehime |
| Coordinates: | 33.4° North, 132.7° East (view map) | ||
| Paleocoordinates: | 3.3° North, 129.5° East (Wright 2013) | ||
| Basis of coordinate: | stated in text |
Stratigraphy
| Formation: | Taho Limestone | ||||
| Stratigraphy comments: Scythian, Lower Triassic |
Lithology and environment
| Primary lithology: | "limestone" |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collectors: | Mr. S. Utsunomiya & Dr. T. Koike |
| Collection method comments: Repository: Tsurumi University | |
Metadata
| Database number: | 148619 | ||
| Authorizer: | M. Clapham | Enterer: | P. Vazquez |
| Modifier: | M. Uhen | Research group: | vertebrate |
| Created: | 2013-07-23 03:46:35 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2013-07-23 03:46:35 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 47699. | M. Goto, T. Uyeno, and Y. Yabumoto. 1996. Summary of Mesozoic elasmobranch remains from Japan. In G. Arratia & G. Viohl (ed.), Mesozoic Fishes - Systematics and Paleoecology 1:73-82 [M. Clapham/P. Vazquez] |