Sample 1332, Taho Limestone, Shirokawa-cho, Higashiuwa-gun: Anisian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Chondrichthyes
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Euselachii indet.
(Hay 1902)
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2 elements | |||||||||
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Chondrichthyes
- Synechodontiformes
- Palaeospinacidae
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Synechodus sp.
Woodward 1888
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7 elements | |||||||||
| UMUT MV28450 | ||||||||||
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Chondrichthyes
- Hybodontiformes
- Polyacrodontidae
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Polyacrodus sp.
Jaekel 1889
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20 elements | |||||||||
| UMUT MV28453 | ||||||||||
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Chondrichthyes
- Hybodontiformes
- Hybodontidae
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Hybodus sp.
Agassiz 1834
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12 elements | |||||||||
| UMUT MV28452 | ||||||||||
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Chondrichthyes
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Acrodus spitzbergensis
Hulke 1873
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2 elements | |||||||||
| UMUT MV28454 | ||||||||||
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= Favusodus orientalis
Li et al. 2022
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Li et al. 2022 | |||||||||
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Chondrichthyes
- Chimaeriformes
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Arctacanthus exiguus
Yamagishi 2004
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8 elements | |||||||||
| UMUT MV28451 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan | State/province: | Ehime |
| Coordinates: | 33.4° North, 132.7° East (view map) | ||
| Paleocoordinates: | 37.2° North, 109.9° East | ||
| Basis of coordinate: | stated in text |
Time
| Period: | Triassic | Epoch: | Middle Triassic |
| Stage: | Anisian | 10 m.y. bin: | Triassic 2 |
| Key time interval: | Anisian | Conodont zone: | Neogondolella timorensis |
| Age range of interval: | 247.20000 - 242.00000 m.y. ago |
Stratigraphy
| Formation: | Taho Limestone | ||||
| Stratigraphy comments: lower Anisian |
Lithology and environment
| Primary lithology: | "limestone" |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | acetic |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Repository: University Museum, University of Tokyo (UMUT) | |
Metadata
| Database number: | 148434 | ||
| Authorizer: | M. Clapham | Enterer: | P. Vazquez, M. Clapham |
| Modifier: | M. Uhen | Research group: | vertebrate |
| Created: | 2013-07-20 10:07:22 | Last modified: | 2018-11-24 12:59:41 |
| Access level: | the public | Released: | 2013-07-20 10:07:22 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 47671. | H. Yamagishi. 2004. Elasmobranch remains from the Taho Limestone (Lower-Middle Triassic) of Ehime Prefecture, Southwest Japan. In G. Arratia & A. Tintori (ed.), Mesozoic Fishes 3 - Systematics, Paleoenvironments and Biodiversity 3:565-574 [M. Clapham/P. Vazquez] |
Secondary references:
| 80468 | J. C. Li, Z. Y. Sun, G. Cuny, C. Ji, D. Y. Jiang and M. Zhou. 2022. An unusual shark assemblage from the Ladinian-Carnian interval of South China. Papers in Palaeontology 8(e1404) [M. Clapham/M. Clapham] |