Ak-93, section 1, Akasaka: Roadian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Schubertellidae
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Toriyamaia latiseptata
(Kanmera 1956)
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| misspelling Toriyamaia laxiseptata | ||||||||||
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Yangchienia compressa
(Ozawa 1927)
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Neofusulinella giraudi
Deprat 1915
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Neofusulinella phairayensis
Colani 1924
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Staffellidae
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Pseudoendothyra sp.
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Nankinella kawadai
(Igo 1956)
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Pseudoreichelina slovenica
(Kochansky-Devide 1966)
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Neoschwagerinidae
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Cancellina postnipponica
Kobayashi 2011
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Cancellina nipponica
(Ozawa 1927)
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| (5 measurements) | ||||||||||
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Boultoniidae
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Dunbarula oviformis
Kobayashi 2006
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Schwagerinidae
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Parafusulina yoshiakiozawai
Kobayashi 2011
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Chusenella schwagerinaeformis
Sheng 1963
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| (7 measurements) | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan |
| Coordinates: | 35.4° North, 136.6° East (view map) |
| Paleocoordinates: | 19.7° North, 107.3° East |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | outcrop |
Time
| Period: | Permian | Epoch: | Guadalupian |
| Stage: | Roadian | 10 m.y. bin: | Permian 3 |
| Key time interval: | Roadian | Foram zone: | Cancellina nipponica |
| Age range of interval: | 273.01000 - 266.90000 m.y. ago |
Stratigraphy
| Formation: | Akasaka | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Lower Member | |||||
Lithology and environment
| Primary lithology: | gray lithified "limestone" |
| Environment: | shallow subtidal indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | microfossils |
Collection methods and comments
| Collection methods: | peel or thin section,field collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Repository: Museum of Nature and Human Activities, Hyogo, Japan (Fumio Kobayashi Collection). | |
Metadata
| Database number: | 128740 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham |
| Modifier: | M. Clapham | Research group: | micropaleontology |
| Created: | 2012-06-16 15:29:50 | Last modified: | 2013-11-25 13:02:06 |
| Access level: | the public | Released: | 2012-06-16 15:29:50 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 42029. | F. Kobayashi. 2011. Permian fusuline faunas and biostratigraphy of the Akasaka Limestone (Japan). Revue de Paléobiologie, Genève 30:431-574 [M. Clapham/M. Clapham] |