Pankerusano-sawa Creek (Locality B): Early/Lower Maastrichtian, Japan
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Mosasauridae
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Mosasaurus hobetsuensis n. sp.
Suzuki 1985
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| HMG-12 - type | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan |
| Coordinates: | 42.8° North, 142.0° East (view map) |
| Paleocoordinates: | 46.9° North, 131.2° East |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
| Key time interval: | Early/Lower Maastrichtian | Ammonoid zone: | Nostoceras hetonaiense |
| Age range of interval: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | not reported |
| Includes fossils? | Y |
| Lithology description: calcareous nodule | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Also known as: | Panketosano-sawa; Pankerusanosawa | ||
| Database number: | 194132 | ||
| Authorizer: | P. Mannion | Enterer: | P. Mannion |
| Modifier: | M. Uhen | Research group: | vertebrate |
| Created: | 2018-06-14 10:34:05 | Last modified: | 2020-10-06 10:59:01 |
| Access level: | the public | Released: | 2018-06-14 10:34:05 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 74018. | S. Suzuki. 1985. A new species of Mosasaurus (Reptilia, Squamata) from the Upper Cretaceous Hakobuchi Group in Central Hokkaido, Japan. Monograph of the Association for the Geological Collaboration in Japan 30:45-66 [M. Uhen/M. Uhen] |
Secondary references:
| 65937 | T. Konishi, M. W. Caldwell, T. Nishimura, K. Sakurai, and K. Tanoue. 2016. A new halisaurine mosasaur (Squamata: Halisaurinae) from Japan: the first record in the western Pacific realm and the first documented insights into binocular vision in mosasaurs. Journal of Systematic Palaeontology 14(10):809-839 [P. Mannion/P. Mannion] |