NB3039e, Krasnoyarka River: Late/Upper Maastrichtian, Russian Federation
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Ammonitida
- Pachydiscidae
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Pachydiscus subcompressus
Matsumoto 1954
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| see common names | |||||||
Geography
| Country: | Russian Federation | State/province: | Sakhalin |
| Coordinates: | 47.3° North, 142.5° East (view map) | ||
| Paleocoordinates: | 51.4° North, 130.4° East | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
| Key time interval: | Late/Upper Maastrichtian | ||
| Age range of interval: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
| Formation: | Krasnoyarka | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: K4 unit, upper Maastrichtian | |||||
Lithology and environment
| Primary lithology: | lithified mudstone |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Repository: National Museum of Nature and Science, Tsukuba (NMNS) | |
Metadata
| Database number: | 228942 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2023-01-22 00:08:37 | Last modified: | 2023-01-22 00:10:15 |
| Access level: | the public | Released: | 2023-01-22 00:08:37 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 83762. | Y. Shigeta and H. Maeda. 2023. Late Maastrichtian (latest Cretaceous) ammonoids from the Naiba area, southern Sakhalin, Russian Far East. Paleontological Research 27:277-309 [M. Clapham/M. Clapham] |