Tatezaki: Olenekian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Osteichthyes
- Utatsusauridae
|
||||||||||
|
Utatsusaurus hataii n. gen., n. sp.
Shikama and Kamei 1978
|
||||||||||
| ICPS 95941 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan | State/province: | Miyagi | County: | Motoyoshui-gun |
| Coordinates: | 38.7° North, 141.6° East (view map) | ||||
| Paleocoordinates: | 4.8° North, 138.8° East (Wright 2013) | ||||
| Basis of coordinate: | estimated from map |
Time
| Period: | Triassic | Epoch: | Early Triassic |
| Stage: | Olenekian | 10 m.y. bin: | Triassic 1 |
| Key time interval: | Olenekian | ||
| Age range of interval: | 250.8 - 247 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | calcareous sandstone |
| Secondary lithology: | "shale" |
| Includes fossils? | Y |
| 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: | 87146 | ||
| Authorizer: | M. Uhen | Enterer: | M. Uhen |
| Modifier: | J. Tennant | Research group: | vertebrate |
| Created: | 2009-03-06 07:21:52 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2009-03-06 07:21:52 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 29337. | T. Shikama and T. Kamei. 1978. Early Triassic ichthyosaurus, Utatsusaurus hataii gen. et sp. nov, from the Kitakami Massif, northeast Japan. Tohoku University Scientific Report, 2nd series 48(2):77-97 [M. Uhen/M. Uhen] |
Secondary references:
| 46662 | R. Motani. 1997. New information on the forefin of Utatsusaurus hataii (Ichthyosauria). Journal of Paleontology 71(3):475-479 [P. Mannion/J. Tennant] | |
| 46676 | P. M. Sander. 2000. Ichthyosauria: their diversity, distribution and phylogeny. Palaeontologische Zeitschrift 74(1/2):1-35 [P. Mannion/J. Tennant] |