USGS M-278c, Ryukyu - Foster (1965): Late/Upper Pliocene, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
- Cerithiidae
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Clypeomorus cf. coralium
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Bittium sp.
Gray 1847
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Gastropoda
- Turritellidae
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Turritella cf. cingulifera
Sowerby 1825
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recombined as Turritella (Kurosioia) cingulifera | ||||||||||
Turritella cf. fascialis
Menke 1830
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synonym of Turritella (Kurosioia) cingulifera | ||||||||||
Bivalvia
- Cardiida
- Veneridae
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Lioconcha lorenziana
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Pitar sp.
Römer 1857
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fragment | ||||||||||
Bivalvia
- Cardiida
- Cardiidae
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Laevicardium sp.
Swainson 1840
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Bivalvia
- Mytilida
- Crenellidae
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Musculus (Modiolarca) neglecta
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Bivalvia
- Ostreida
- Ostreidae
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Ostrea sp.
Linnaeus 1758
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juvenile | ||||||||||
Bivalvia
- Arcida
- Arcidae
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Anadara scapha
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see common names |
Geography
Country: | Japan | State/province: | Ryukyu | County: | Bunera |
Coordinates: | 24.4° North, 124.2° East (view map) | ||||
Paleocoordinates: | 24.6° North, 123.9° East | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | outcrop |
Time
Period: | Neogene | Epoch: | Pliocene |
Stage: | Piacenzian | 10 m.y. bin: | Cenozoic 6 |
Key time interval: | Late/Upper Pliocene | ||
Age range of interval: | 3.60000 - 2.58000 m.y. ago |
Stratigraphy
Geological group: | Sakishima | Formation: | Nagura Gravel | Member: | Bunera Clay |
Local section: | USGS M-278 | Local bed: | c | ||
Regional section: | Bunera gawa | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: The Bunera Clay member of the Nagura Gravel is generally overlain by Pleistocene gravel deposits and may rest unconformably on schist. The clay's thickness is unknown, though is less than 5 m at its type section. |
Lithology and environment
Primary lithology: | gray,blue poorly lithified silty,sandy,calcareous claystone |
Includes fossils? | Y |
Lithology description: Medium to dark gray or bluish gray. It is silty or sandy in places and slightly calcareous | |
Environment: | offshore |
Geology comments: Offshore marine habitat on a muddy bottom of moderate depth. |
Taphonomy
Modes of preservation: | body,original aragonite,original calcite |
Size of fossils: | macrofossils |
Collection methods and comments
Collection excludes: | all microfossils,some macrofossils |
Collection methods: | selective quarrying,field collection |
Reason for describing collection: | taxonomic analysis |
Museum repositories: | USNM |
Collection method comments: Collections probably reposited in USGS and USNM. Identified by F.S. MacNeil | |
Taxonomic list comments:Forams and plant fossils are present in the Bunera Clay Member at these locations by are not listed. |
Metadata
Also known as: | USGS M-278c | ||
Database number: | 41597 | ||
Authorizer: | A. Hendy | Enterer: | A. Hendy |
Modifier: | A. Hendy | Research group: | marine invertebrate |
Created: | 2004-07-17 20:06:30 | Last modified: | 2013-11-25 13:37:23 |
Access level: | the public | Released: | 2004-07-17 20:06:30 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
11144. | H. L. Foster. 1965. Geology of Ishigaki-shima Ryukyu-retto. United States Geological Survey Professional Paper 399(A):1-119 [A. Miller/A. Hendy/A. Hendy] |