Sample C - Kannondake Fm, Miike: Middle Eocene, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Cerithiopsidae
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Cerithiopsis sp.
Hanley 1849
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Bivalvia
- Nuculida
- Nuculidae
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Acila (Truncacila) sp.
Grant and Gale 1931
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Bivalvia
- Solenida
- Pharidae
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Phaxas brevis
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Bivalvia
- Cardiida
- Ungulinidae
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Joannisiella problematica
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Bivalvia
- Cardiida
- Veneridae
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Callista ariakensis
(Nagao 1928)
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Bivalvia
- Lucinida
- Lucinidae
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Lucina sp.
Bruguière 1797
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Bivalvia
- Carditida
- Carditidae
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Venericardia sp.
Lamarck 1801
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| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 33.1° North, 130.5° East (view map) |
| Paleocoordinates: | 40.4° North, 124.3° East |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Paleogene | Epoch: | Eocene |
| 10 m.y. bin: | Cenozoic 2-3 | ||
| Key time interval: | Middle Eocene | ||
| Age range of interval: | 47.80000 - 37.71000 m.y. ago |
Stratigraphy
| Formation: | Kannondake | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: STRATIGRAPHIC RELATIONS: From Kannondake Fm, which conformably overlies the Middle Eocene Hokonoko Fm. THICKNESS: From bed within formation of group that attains a thickness of 40 m. AGE: Middle Eocene, based on molluscan biostratigraphy. STRATIGRAPHIC POSITION: From base of the formation, below Sample B> | |||||
Lithology and environment
| Primary lithology: | lithified sandy siltstone |
| Includes fossils? | Y |
| Lithology description: SPECIFIC LITHOLOGY: Sandy siltstone. LITHIFICATION: Presumed lithified on the basis of age. | |
| Environment: | coastal indet. |
| Geology comments: ENVIRONMENT: Shallow marine, siliciclastic environment. | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | surface (float),field collection |
| Reason for describing collection: | biostratigraphic analysis |
| Collection method comments: COLLECTOR: Sugai and Furukawa (c. 1960). REPOSITORY: Not stated in text, unknown. | |
| Taxonomic list comments:COVERAGE: Exhaustive for gastropoda and bivalvia. NOMENCLATURE: Farly modern nomenclature, and species-level assignments. | |
Metadata
| Database number: | 71025 | ||
| Authorizer: | A. Hendy | Enterer: | A. Hendy |
| Modifier: | A. Hendy | Research group: | marine invertebrate |
| Created: | 2007-04-14 20:54:00 | Last modified: | 2013-11-25 13:37:23 |
| Access level: | authorizer only | Released: | 2008-04-14 20:54:00 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 23772. | A. Mizuno. 1964. Paleogene and Early Neogene molluscan faunae in West Japan. Geological Survey of Japan Report 204 [A. Hendy/A. Hendy] |