Yamamba Limestone, Sakawa Ciy: Roadian, Japan
collected by Nonaka 1946
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Strophomenata
- Productida
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Strophomenata
- Productida
- Aulostegidae
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Strophomenata
- Orthotetida
- Meekellidae
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Rhynchonellata
- Spiriferinida
- Paraspiriferinidae
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| (1 measurement) | ||||||||||
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Rhynchonellata
- Spiriferinida
- Spiriferellinidae
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Rhynchonellata
- Spiriferida
- Elythidae
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Phricodothyris cf. subrostrata
(Grabau 1936)
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Phricodothyris cf. asiatica
(Chao 1929)
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Rhynchonellata
- Spiriferida
- Martiniidae
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Martinia sp.
M'Coy 1844
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Rhynchonellata
- Orthida
- Schizophoriidae
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Orthotichia sp.
Hall and Clarke 1892
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Rhynchonellata
- Orthida
- Enteletidae
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| (1 measurement) | ||||||||||
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Rhynchonellata
- Rhynchonellida
- Psilocamaridae
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| (1 measurement) | ||||||||||
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Anthozoa
- Stauriida
- Waagenophyllidae
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| Minato 1949 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan |
| Coordinates: | 33.5° North, 133.3° East (view map) |
| Paleocoordinates: | 8.2° North, 130.1° East (Wright 2013) |
| Basis of coordinate: | based on political unit |
| Geographic resolution: | outcrop |
Time
| Period: | Permian | Epoch: | Guadalupian |
| Stage: | Roadian | 10 m.y. bin: | Permian 3 |
| Key time interval: | Roadian | ||
| Age range of interval: | 274.4 - 266.9 m.y. ago |
Stratigraphy
| Formation: | Yamamba Limestone | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Correlated with Neoschwagerina douvillei-N. margaritae subzone | |||||
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Environment: | carbonate indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis | ||
| Collectors: | Nonaka | Collection dates: | 1946 |
Metadata
| Database number: | 52093 | ||
| Authorizer: | T. Olszewski, M. Clapham | Enterer: | L. Fall, M. Clapham |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2005-07-21 13:54:42 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2005-07-21 13:54:42 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 13974. | J. Yanagida. 1973. Late Permian brachiopods from the Yamamba Limestone in the Sakawa Basin, Shikoku, Japan. Science Report of Tohoku University, 2nd series (Geology), Special Volume 6:353-369 [T. Olszewski/L. Fall/L. Fall] |
Secondary references:
| 33610 | M. Minato. 1949. Eine tetrakoralle aus Yamanba Kalkschicht, Sakawa Gegend, Sikoku, Japan. Proceedings of the Japan Academy 25:58-60 [M. Clapham/M. Clapham] |