YEZ-18, Kotanbetsu, Tomamae-cho: Early Campanian, Japan
collected by H. Hayakawa
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Malacostraca
- Decapoda
- Micheleidae
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Paki rurkonsimpu n. gen., n. sp.
Karasawa and Hayakawa 2000
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| see common names | |||||||
Geography
| Country: | Japan |
| Coordinates: | 44.2° North, 142.0° East (view map) |
| Paleocoordinates: | 52.1° North, 130.5° East (Wright 2013) |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| Key time interval: | Early Campanian | Inoceramid zone: | Sphenoceramus orientalis |
| Age range of interval: | 83.6 - 72.2 m.y. ago |
Stratigraphy
| Geological group: | Yezo | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Upper Yezo Group (Lower Campanian; Sphenoceramus orientalis Zone) | |||||
Lithology and environment
| Primary lithology: | lithified "siliciclastic" |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collectors: | H. Hayakawa |
| Collection method comments: Repository: Mikasa City Museum (MCM) | |
Metadata
| Database number: | 222226 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | decapod,marine invertebrate |
| Created: | 2021-09-19 13:54:14 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2021-09-19 13:54:14 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 47152. | decapod | H. Karasawa and H. Hayakawa. 2000. Additions to Cretaceous decapod crustaceans from Hokkaido, Japan-Part 1. Nephropidae, Micheleidae and Galatheidae. Paleontological Research 4(2):139-145 [C. Schweitzer/E. Johnson/M. Clapham] |