Tahokamigumi, Seiyo City, Ehime Prefecture: Spathian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Chondrichthyes
- Hybodontiformes
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Lissodus sp.
Brough 1935
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Cyclostomi
- Conodontophorida
- Gondolellidae
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| Koike 1998 | |||||||
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Aduncodina unicosta
Ding 1983
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Koike 1998 | ||||||
| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 33.4° North, 132.7° East (view map) |
| Paleocoordinates: | 3.6° North, 129.9° East (Wright 2013) |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | small collection |
Time
| Period: | Triassic | Epoch: | Early Triassic |
| Stage: | Olenekian | 10 m.y. bin: | Triassic 1 |
| Key time interval: | Spathian | ||
| Age range of interval: | 248.6 - 247 m.y. ago |
Stratigraphy
| Formation: | Taho |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Environment: | carbonate indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 149325 | ||
| Authorizer: | M. Clapham, A. Dunhill | Enterer: | M. Clapham, B. Allen | Research group: | vertebrate |
| Created: | 2013-08-01 15:46:05 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2013-08-01 15:46:05 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 47792. | M. Goto, T. Tanaka, and S. Utsunomiya. 2010. On a tooth remain of Lissodus (Elasmobranchii) from the Taho Formation (Lower Triassic) in Seiyo City, Ehime Prefecture, southwest Japan. Earth Science (Chikyu Kagaku) 64:111-116 [M. Clapham/M. Clapham] |
Secondary references:
| 66435 | T. Koike. 1998. Triassic coniform conodont genera Aduncodina and Neostrachanognathus. Paleontological Research 2(2):120-129 [A. Dunhill/B. Allen] |