Loc. T5011 - Uttsu [Yezo Gp]: Campanian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda
- Ammonitida
- Desmoceratidae
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Mesopuzosia densicostata
Matsumoto 1954
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Cephalopoda
- Ammonitida
- Pachydiscidae
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Menuites sanadai n. sp.
Matsumoto 1984
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Anapachydiscus fascicostatus
(Yabe 1921)
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Canadoceras multicostatum
Matsumoto 1954
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Cephalopoda
- Ammonitida
- Tetragonitidae
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Saghalinites teshioensis n. sp.
Matsumoto 1984
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Cephalopoda
- Ammonitida
- Diplomoceratidae
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Polyptychoceras pseudogaultinum
(Yokoyama 1890)
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see common names |
Geography
Country: | Japan | County: | Hokkaido |
Coordinates: | 44.8° North, 141.8° East (view map) | ||
Paleocoordinates: | 49.5° North, 130.2° East | ||
Basis of coordinate: | based on nearby landmark | ||
Geographic resolution: | outcrop |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
Key time interval: | Campanian | ||
Age range of interval: | 83.60000 - 72.10000 m.y. ago |
Stratigraphy
Geological group: | Yezo | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From "Member Y" of the Yezo Gp. AGE: Campanian, on the basis of ammonite biostratigraphy. STRATIGRAPHIC POSITION: From near middle of regional section. |
Lithology and environment
Primary lithology: | lithified silty sandstone |
Includes fossils? | Y |
Lithology description: SPECIFIC LITHOLOGY: Silty, fine-grained sandstone. LITHIFICATION: Lithified, on the basis of figured specimens. | |
Environment: | marine indet. |
Geology comments: ENVIRONMENT: Not stated in text, but presumably a shallow siliciclastic setting. |
Taphonomy
Modes of preservation: | mold/impression |
Size of fossils: | macrofossils |
Collection methods and comments
Collection excludes: | some macrofossils |
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Collection method comments: COLLECTOR: Not stated, but presumably the author T. Matsumoto. REPOSITORY: Dept. of Geology, Kyushu University, Japan. | |
Taxonomic list comments:COVERAGE: Limited to ammonites described in text. NOMENCLATURE: Authoritative publication, with modern nomenclature and species-resolution identifications. |
Metadata
Database number: | 87024 | ||
Authorizer: | A. Hendy | Enterer: | A. Hendy |
Modifier: | A. Hendy | Research group: | marine invertebrate |
Created: | 2009-02-28 22:15:51 | Last modified: | 2013-11-25 13:37:23 |
Access level: | the public | Released: | 2009-02-28 22:15:51 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
29280. | T. Matsumoto. 1984. Part I. Ammonites from the Upper Campanian of the Teshio Mountains. Palaeontological Society of Japan Special Papers 27:5-32 [A. Hendy/A. Hendy/A. Hendy] |