Morawan (Kamirawan Sandstone Member): Chattian, Japan
|
Mammalia
- Cetacea
- Aetiocetidae
|
|
|
|
|
1 specimen |
|
| see common names |
| Country: | Japan |
State/province: | Hokkaido |
County: | Ashoro |
| Coordinates: |
43.3° North, 143.8° East (view map) |
| Paleocoordinates: | 44.9° North, 140.2° East (Wright 2013) |
| Basis of coordinate: | estimated from map |
| Period: | Paleogene |
Epoch: | Oligocene |
| Stage: | Chattian |
10 m.y. bin: | Cenozoic 4 |
| Key time interval: | Chattian |
| Age range of interval: | 27.3 - 23.04 m.y. ago |
| Primary lithology: | sandstone |
| Includes fossils? | Y |
| Environment: | basinal (siliceous) |
| Geology comments: basinal (siliceous), near shore |
| Modes of preservation: | body,original phosphate |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | excellent |
| Collection methods: | surface (float),field collection |
| Reason for describing collection: | taxonomic analysis |
| Database number: | 45785 |
| Authorizer: | M. Uhen |
Enterer: | M. Uhen |
| Modifier: | B. Shipps |
Research group: | vertebrate |
| Created: | 2004-12-01 11:36:59 |
Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public |
Released: | 2004-12-01 11:36:59 |
| Creative Commons license: | CC0 |
| 12130. | | L. G. Barnes, M. Kimura, H. Furusawa and H. Sawamura. 1995. Classification and distribution of Oligocene Aetiocetidae (Mammalia; Cetacea; Mysticeti) from western North America and Japan. The Island Arc 3(4):392-431 [M. Uhen/M. Uhen/M. Uhen] |
| 14507 | | M. Kimura, L. G. Barnes, and H. Furusawa. 1992. Classification and distribution of Oligocene Aetiocetidae (Mammalia, Mysticeti) from western North America and Japan. International Geological Congress, Abstracts 29:348-348 [M. Uhen/M. Uhen/M. Uhen] |
| 33201 | | H. Kurita. 2004. Paleogene Dinoflagellate Cyst Biostratigraphy of Northern Japan. Micropaleontology 50:1-50 [M. Uhen/S. Strother/M. Uhen] |