Ishigaki-shima insel, Hoshino town, Miyara formation, section M-121: Eocene, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Florideophyceae
- Hapalidiales
- Corallinophycidae
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Florideophyceae
- Corallinales
- Corallinophycidae
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Corallina matansa
Johnson 1957
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| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 24.4° North, 124.3° East (view map) |
| Paleocoordinates: | |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | outcrop |
Time
| Period: | Paleogene | Epoch: | Eocene |
| 10 m.y. bin: | Cenozoic 2-3 | ||
| Key time interval: | Eocene | ||
| Age range of interval: | 56 - 33.9 m.y. ago |
Stratigraphy
| Formation: | Miyara |
Lithology and environment
| Primary lithology: | "limestone" |
| Lithology description: Large remnant slabs of limestone on ridge of volcanic breccia | |
| Environment: | open shallow subtidal |
| Geology comments: Warm shallow marine waters that were rich in lime and had good circulation. The large number of branching forms suggests depths not greater than 60 feet | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 143508 | ||
| Authorizer: | W. Kiessling | Enterer: | M. Krause | Research group: | marine invertebrate |
| Created: | 2013-04-24 19:09:11 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | authorizer only | Released: | 2013-07-24 19:09:11 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 46486. | J. H. Johnson. 1964. Eocene algae from Isliigaki-shima, Ryukyu-retto. [W. Kiessling/M. Krause] |