Loc. 2 - 300m southwest of Eboshi, Goshonoura islet: Late/Upper Albian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Arcida
- Arcidae
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Arca (Eonavieula) tashiroi
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3 specimens | |||||||||
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Bivalvia
- Arcida
- Glycymerididae
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Glycymeris (Hanaia) goshonouraensis
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Bivalvia
- Lucinida
- Lucinidae
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Myrtea (Myrtea) amalloi
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4 specimens | |||||||||
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Bivalvia
- Carditida
- Crassatellidae
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Pachythaerus nagaoi
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Anthonya apicalis
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3 specimens | |||||||||
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Anthonya amakusensis n. sp.
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5 specimens | |||||||||
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Bivalvia
- Trigoniida
- Trigoniidae
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Nipponitrigonia kikuchiana
(Yokoyama 1891)
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2 specimens | |||||||||
| listed as "Nipponitrigonia kikuchiana (Yehara)" | ||||||||||
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Bivalvia
- Trigoniida
- Megatrigoniidae
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Pterotrigonia pustulosa
(Nagao 1930)
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2 specimens | |||||||||
| recombined as Pterotrigonia (Scabrotrigonia) pustulosa | ||||||||||
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Pterotrigonia (Ptilotrigonia) ogawai
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2 specimens | |||||||||
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Pterotrigonia (Ptilotrigonia) dilapsa
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3 specimens | |||||||||
| see common names | ||||||||||
Geography
| Country: | Japan |
| Coordinates: | 32.3° North, 130.4° East (view map) |
| Paleocoordinates: | 45.2° North, 125.2° East |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
| Stage: | Albian | 10 m.y. bin: | Cretaceous 4 |
| Key time interval: | Late/Upper Albian | ||
| Age range of interval: | 106.20000 - 100.50000 m.y. ago |
Stratigraphy
| Geological group: | Goshonoura | Formation: | I | ||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Formation I by Matsumoto, 1938 | |||||
Lithology and environment
| Primary lithology: | red sandstone |
| Secondary lithology: | mudstone |
| Lithology description: mainly composed of the alternations of red-colored sandstone or mudstone | |
| Environment: | transition zone/lower shoreface |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Database number: | 142307 | ||
| Authorizer: | M. Aberhan | Enterer: | T. Schossleitner |
| Modifier: | T. Schossleitner | Research group: | marine invertebrate |
| Created: | 2013-04-08 18:53:21 | Last modified: | 2013-04-11 02:18:30 |
| Access level: | the public | Released: | 2013-04-08 18:53:21 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 46201. | M. Tashiro and K. Takatsuka. 1991. Upper Albian bivalves from the Goshonoura Group. Memoirs of the Faculty of Science, Kochi University, Series E, Geology 12:1-10 [M. Aberhan/T. Schossleitner] |