Kita-Akashi, Sendai City: Langhian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Chondrichthyes
- Lamniformes
- Otodontidae
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Uyenoa benedeni
(Le Hon 1871)
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Kuga 1985 | |||||||||
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Cephalopoda
- Nautilida
- Aturiidae
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| (1 measurement) | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan |
| Coordinates: | 38.2° North, 140.8° East (view map) |
| Paleocoordinates: | 38.1° North, 138.1° East (Wright 2013) |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | outcrop |
Time
| Period: | Neogene | Epoch: | Miocene |
| Stage: | Langhian | 10 m.y. bin: | Cenozoic 5 |
| Key time interval: | Langhian | ||
| Age range of interval: | 15.98 - 13.82 m.y. ago |
Stratigraphy
| Formation: | Moniwa | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Early Middle Miocene | |||||
Lithology and environment
| Primary lithology: | coarse,gray,blue lithified sandstone |
| Lithology description: Conglomerate and dark blue gray coarse-grained sandstone, mainly coarse-grained sandstone | |
| Environment: | shoreface |
| Geology comments: Interpreted as tidal zone to shallow marine, gravelly and rocky bottom by Sato (1991) | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Repository: SSME | |
Metadata
| Database number: | 167460 | ||
| Authorizer: | M. Clapham, M. Uhen | Enterer: | M. Clapham, M. Uhen |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2015-03-18 00:50:05 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2015-03-18 00:50:05 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 54640. | M. Ehiro, M. Sato, and Y. Takaizumi. 2001. Occurrence of Aturia (Cephalopoda) from the Miocene Moniwa Formation of northeast Honshu, Japan and its paleoenvironmental significance. Earth Science (Chikyu Kagaku) 55:183-186 [M. Clapham/M. Clapham] |
Secondary references:
| 61545 | N. Kuga. 1985. Revision of Neogene Mackerel Shark of Genus Isurus from Japan. Memoirs of the Faculty of Sciencem Kyoto University, Series of Geology & Mineralogy 51(1&2):1-20 [M. Uhen/B. Shipps/M. Uhen] |