Katsuyama (UF) Section, Inuyama, UFI17: Hettangian - Pliensbachian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Polycystinea
- Nassellaria
- Poulpidae
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Saitoum sp.
Pessagno 1977
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Hori 1992 | |||||||||
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Polycystinea
- Nassellaria
- Eucyrtidiidae
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Stichocapsa sp.
Haeckel 1881
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Hori 1992 | |||||||||
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Polycystinea
- Nassellaria
- Ultranaporidae
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| originally mentioned as Bipedis sp. B; valid name from Gorican et al. 2006 | ||||||||||
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Napora spp.
Pessagno 1977
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Polycystinea
- Nassellaria
- Hsuidae
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Parahsuum simplum
Yao 1982
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Parahsuum ovale
Hori and Yao 1988
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Parahsuum longiconicum
Sashida 1988
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Carter et al. 2010 | |||||||||
| Parahsuum aff. longiconicum in Hori, 1990 | ||||||||||
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Polycystinea
- Nassellaria
- Syringocapsidae
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| Carter et al. 2010 | ||||||||||
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Polycystinea
- Spumellaria
- Pantanelliidae
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Trillus sp.
Pessagno and Blome 1980
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Hori 1992 | |||||||||
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Trillus elkhornensis
Pessagno and Blome 1980
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Polycystinea
- Spumellaria
- Parasaturnalidae
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Parasaturnalis diplocyclis
(Yao 1972)
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Carter et al. 2010 | |||||||||
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Polycystinea
- Spumellaria
- Praeconocaryommidae
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| Carter et al. 2010 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan |
| Coordinates: | 35.4° North, 137.0° East (view map) |
| Paleocoordinates: | 48.3° North, 166.0° East (Wright 2013) |
| Basis of coordinate: | stated in text |
| Geographic resolution: | outcrop |
Time
| Period: | Jurassic | Epoch: | Early Jurassic |
| Stage: | Hettangian - Pliensbachian | 10 m.y. bin: | Jurassic 1 - Jurassic 2 |
| Key time interval: | Hettangian - Pliensbachian | Zone: | Parahsuum simplum assemblage-zone |
| Age range of interval: | 201.4 - 184.2 m.y. ago |
Stratigraphy
| Local section: | Katsuyama (UF) | Local bed: | UF17 |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | red or brown lithified chert | ||
| Secondary lithology: | lithified mudstone | ||
| Includes fossils? | Y | ||
| Environment: | basinal (siliceous) | Tectonic setting: | deep ocean basin |
Taphonomy
| Modes of preservation: | body,original silica |
| Size of fossils: | microfossils |
| Preservation of anatomical detail: | medium |
Collection methods and comments
| Collection methods: | chemical,hydroflouric |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 120189 | ||
| Authorizer: | J. Pálfy | Enterer: | A. Kocsis |
| Modifier: | A. Kocsis | Research group: | micropaleontology |
| Created: | 2011-11-08 16:53:50 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2011-11-08 16:53:50 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 38461. | R. Hori. 1990. Lower Jurassic Radiolarian Zones of SW Japan. Transactions and Proceedings of the Paleontological Society of Japan, N.S. 159:562-586 [J. Pálfy/A. Kocsis] |
Secondary references:
| 38346 | E. S. Carter, S. Goričan, J. Guex, L. O'Dogherty, P. De Wever, P. Dumitrica, R. S. Hori, A. Matsuoka, and P. A. Whalen. 2010. Global radiolarian zonation for the Pliensbachian, Toarcian and Aalenian. Palaeogeography, Palaeoclimatology, Palaeoecology 297:401-419 [J. Pálfy/A. Kocsis/M. Uhen] | |
| 38450 | R. Hori. 1992. Radiolarian Biostratigraphy at the Triassic/Jurassic Period Boundary in Bedded Cherts from the Inuyama Area, Central Japan. Journal of Geosciences, Osaka City University 35(4):53-65 [J. Pálfy/A. Kocsis] |