Simazaki, Himi-mati, Toyama: Gelasian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhynchonellata
- Terebratulida
- Frenulinidae
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Pictothyris picta
(Dillwyn 1817)
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Rhynchonellata
- Terebratulida
- Terebrataliidae
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Terebratalia coreanica
(Adams and Reeve 1850)
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Tisimania sp.
Hatai 1938
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Diestothyris frontalis
(Middendorff 1849)
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Rhynchonellata
- Terebratulida
- Laqueidae
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Laqueus rubellus
(Sowerby 1846)
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Laqueus proprius
Yabe and Hatai 1934
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Rhynchonellata
- Terebratulida
- Dallinidae
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Rhynchonellata
- Rhynchonellida
- Hemithirididae
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Hemithyris psittacea
(Gmelin 1790)
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Hemithyris woodwardi
(Adams 1863)
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| Hemithyris psittacea woodwardi | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan |
| Coordinates: | 36.9° North, 137.0° East (view map) |
| Paleocoordinates: | 36.8° North, 136.6° East (Wright 2013) |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Quaternary | Epoch: | Pleistocene |
| Stage: | Gelasian | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Gelasian | ||
| Age range of interval: | 2.58 - 1.8 m.y. ago |
Stratigraphy
| Formation: | Junicho | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: From the "Himi beds" of Otuka, now the Junicho Formation. Junicho Formation is mostly Gelasian (uppermost part is Calabrian) on the basis of planktonic foram and diatom biostratigraphy, and tephrostratigraphy. | |||||
Lithology and environment
| Primary lithology: | poorly lithified sandstone |
| Lithology description: Alteration of sand and fine sand, pumiceous and sometimes cross-bedded | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 190755 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2017-12-16 22:51:07 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2017-12-16 22:51:07 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 64049. | K. M. Hatai. 1940. The Cenozoic Brachiopoda of Japan. Science Reports, Tohoku Imperial University, Series 2 20:1-413 [M. Clapham/M. Clapham] |