Inkyoyama Hill, Izumi: Miocene, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Pinopsida
- Pinales
- Pinaceae
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Pinus miocenica
Tanai 1961
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1 specimen | |||||||||
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Pseudotsuga huziokana n. sp.
Ozaki 1974
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5 specimens | |||||||||
| GYNU-CMP-1064 (holotype) | ||||||||||
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Tsuga miosieboldiana n. sp.
Ozaki 1974
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2 specimens | |||||||||
| GYNU-CMP-1056 (holotype) | ||||||||||
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Keteleeria ezoana
Tanai 1961
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2 specimens | |||||||||
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Angiospermae
- Magnoliales
- Magnoliaceae
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Magnolia miocenica
Hu and Chaney 1938
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1 specimen | |||||||||
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Angiospermae
- Poales
- Poaceae
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cf. Phragmites sp.
Adanson 1763
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1 specimen | |||||||||
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Angiospermae
- Poales
- Cyperaceae
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| 1 specimen | ||||||||||
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Angiospermae
- Garryales
- Eucommiaceae
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Eucommia nipponica n. sp.
Ozaki 1974
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1 specimen | |||||||||
| GYNU-CMP-1027 (holotype) | ||||||||||
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Angiospermae
- Buxales
- Buxaceae
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Buxus protojaponica
Tanai and Onoe 1961
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3 specimens | |||||||||
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Angiospermae
- Fabales
- Fabaceae
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Millettia notoensis
Ishida 1970
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1 specimen | |||||||||
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Pueraria tanaii n. sp.
Ozaki 1974
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3 specimens | |||||||||
| GYNU-CMP-1029 (holotype) | ||||||||||
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Angiospermae
- Malpighiales
- Euphorbiaceae
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| 1 specimen | ||||||||||
| GYNU-CMP-1037 (holotype) | ||||||||||
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Angiospermae
- Rosales
- Ulmaceae
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| 1 specimen | ||||||||||
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Angiospermae
- Fagales
- Fagaceae
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Quercus subvariabilis
Tanai 1955
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2 specimens | |||||||||
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Quercus protosalicina
Suzuki 1959
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1 specimen | |||||||||
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Angiospermae
- Fagales
- Betulaceae
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Carpinus subyedoensis
Kon'no 1931
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1 specimen | |||||||||
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Angiospermae
- Sapindales
- Sapindaceae
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Acer cf. nordenskioeldi
Nathorst 1883
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2 specimens | |||||||||
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Acer tokiensis n. sp.
Ozaki 1974
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1 specimen | |||||||||
| GYNU-CMP-1036 (holotype) | ||||||||||
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Coniferales
- Cupressaceae
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cf. Cunninghamia protokonishii
Tanai and Onoe 1961
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7 specimens | |||||||||
| 7 specimens | ||||||||||
| GYNU-CMP-1067 (holotype) | ||||||||||
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Metasequoia occidentalis
(Newberry 1863)
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1 specimen | |||||||||
| see common names | ||||||||||
Geography
| Country: | Japan | State/province: | Gifu |
| Coordinates: | 35.4° North, 137.2° East (view map) | ||
| Paleocoordinates: | 35.1° North, 134.8° East (Wright 2013) | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Neogene | Epoch: | Miocene |
| 10 m.y. bin: | Cenozoic 5-6 | ||
| Key time interval: | Miocene | ||
| Age range of interval: | 23.04 - 5.333 m.y. ago |
Stratigraphy
| Geological group: | Mizunami | Formation: | Akeyo | Member: | Yamanouchi |
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Collected from beds ~5m above Palaeoparadoxia tabatai (Collection No. 91465) (Ozaki 1974) | |||||
Lithology and environment
| Primary lithology: | tuffaceous sandstone |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | mold/impression |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Repository: Geological Institute, Yokohama National University, Yokohama, Japan | |
Metadata
| Database number: | 222791 | ||
| Authorizer: | B. Allen | Enterer: | B. Allen |
| Created: | 2021-10-23 02:09:53 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2021-10-23 02:09:53 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 78394. | K. Ozaki. 1974. Miocene floras of the Pacific side of central Japan (I) Inkyoyama flora. Science Reports of the Yokohama National University, Section II 21:1-21 [B. Allen/B. Allen] |