R-8, Ryozen section, Mino Belt: Wuchiapingian - Changhsingian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Protozoa
- Albaillellaria
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Albaillellaria indet.
Deflandre 1953
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3 specimens | ||||||
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Protozoa
- Albaillellaria
- Follicucullidae
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Pseudoalbaillella aff. longicornis
Ishiga and Imoto 1980
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1 specimen | ||||||
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Follicucullus spp.
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5 specimens | ||||||
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Follicucullus monacanthus
Ishiga and Imoto 1982
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1 specimen | ||||||
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Follicucullus japonicus
Ishiga 1991
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5 specimens | ||||||
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Follicucullus scholasticus
Ormiston and Babcock 1979
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1 specimen | ||||||
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Protozoa
- Albaillellaria
- Albaillellidae
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Neoalbaillella spp.
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4 specimens | ||||||
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Neoalbaillella optima
Ishiga et al. 1982
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4 specimens | ||||||
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Albaillella informal excelsa-lauta Linage group
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7 specimens | ||||||
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Albaillella spp.
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1 specimen | ||||||
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Albaillella levis
Ishiga et al. 1982
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206 specimens | ||||||
| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 35.3° North, 136.4° East (view map) |
| Paleocoordinates: | 28.9° North, 112.0° East |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | hand sample |
Time
| Period: | Permian | Epoch: | Lopingian |
| 10 m.y. bin: | Permian 4 | ||
| Key time interval: | Wuchiapingian - Changhsingian | Zone: | Neoalbaillella optima and N. ornithoformis Assemblage Zones of Ishiga (1986) |
| Age range of interval: | 259.51000 - 251.90200 m.y. ago |
Stratigraphy
| Stratigraphy comments: upper Wuchiapingian-Changhsingian |
Lithology and environment
| Primary lithology: | gray,green lithified chert | ||
| Includes fossils? | Y | ||
| Environment: | basinal (siliceous) | Tectonic setting: | deep ocean basin |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | microfossils |
Collection methods and comments
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 130481 | ||
| Authorizer: | J. Pálfy | Enterer: | A. Kocsis |
| Created: | 2012-07-09 20:59:27 | Last modified: | 2012-07-09 05:59:27 |
| Access level: | the public | Released: | 2012-07-09 20:59:27 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 42248. | K. Kuwahara. 1997. Evolutionary patterns of Late Permian Albaillella (Radiolaria) as seen in bedded chert sections in the Mino Belt, Japan. Marine Micropaleontology 30:65-78 [J. Pálfy/A. Kocsis] |