Oshima Area, Isokusa Formation, Honshu: Berriasian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia
- Pectinida
- Limidae
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? Limatula akiyamae
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Bivalvia
- Pectinida
- Propeamussiidae
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Parvamussium habunokawense
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Bivalvia
- Arcida
- Parallelodontidae
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Grammatodon (Grammatodon) takiensis
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Bivalvia
- Carditida
- Astartidae
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Astarte (Astarte) cf. spitiensis
Stoliczka 1866
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Bivalvia
- Trigoniida
- Myophorellidae
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Myophorella (Promyophorella) obsoleta
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see common names |
Geography
Country: | Japan | State/province: | Miyagi |
Coordinates: | 39.0° North, 141.5° East (view map) | ||
Paleocoordinates: | 46.9° North, 143.6° East | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | local area |
Time
Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
Stage: | Berriasian | 10 m.y. bin: | Cretaceous 1 |
Key time interval: | Berriasian | ||
Age range of interval: | 145.00000 - 139.80000 m.y. ago |
Stratigraphy
Formation: | Isokusa |
Stratigraphic resolution: | formation |
Lithology and environment
Environment: | marine indet. |
Taphonomy
Modes of preservation: | cast,mold/impression |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | survey of museum collection |
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 40329 | ||
Authorizer: | M. Aberhan | Enterer: | S. Nurnberg |
Modifier: | S. Nurnberg | Research group: | marine invertebrate |
Created: | 2004-06-22 04:31:32 | Last modified: | 2004-06-29 14:30:00 |
Access level: | the public | Released: | 2004-06-22 04:31:32 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
10664. | I. Hayami. 1975. A systematic survey of the Mesozoic Bivalvia from Japan. The University Museum, The University of Tokyo, Bulletin (10) [M. Aberhan/S. Nurnberg/S. Nurnberg] |