Minamizawa, Kohisa: Late Coniacian, Japan
collected 1986-1987
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Osteichthyes
- Nemegtosauridae
|
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| 2 specimens | ||||||||||
| teeth | ||||||||||
| Tanimoto and Suzuki 1997 | ||||||||||
| IMCF nos. 959, 1122 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Japan | State/province: | Fukushima |
| Coordinates: | 37.1° North, 141.0° East (view map) | ||
| Paleocoordinates: | 45.2° North, 141.1° East (Wright 2013) | ||
| Basis of coordinate: | based on nearby landmark | ||
| Geographic resolution: | local area |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Coniacian | 10 m.y. bin: | Cretaceous 6 |
| Key time interval: | Late Coniacian | ||
| Age range of interval: | 89.8 - 85.7 m.y. ago |
Lithology and environment
| Primary lithology: | coarse sandstone |
| Includes fossils? | Y |
| Environment: | marginal marine indet. |
| Geology comments: "shallow marine" | |
Taphonomy
| Modes of preservation: | body |
| Degree of concentration: | dispersed |
| Size of fossils: | mesofossils |
| Preservation of anatomical detail: | good |
| Fragmentation: | occasional |
| Spatial resolution: | allochthonous |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | general faunal/floral analysis | Collection dates: | 1986-1987 |
| Collection method comments: collected by amateur paleontologists | |
Metadata
| Also known as: | Iwaki | ||
| Database number: | 119091 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2011-10-21 06:49:14 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2011-10-21 06:49:14 |
| Creative Commons license: | CC0 | ||
Reference information
Primary reference:
| 54260. | M. Matsukawa and I. Obata. 1994. Dinosaurs and sedimentary environments in the Japanese Cretaceous: a contribution to dinosaur facies in Asia based on molluscan palaeontology and stratigraphy. Cretaceous Research 15(1):101-125 [M. Carrano/M. Carrano] |
Secondary references:
| 54277 | Y. Azuma and Y. Tomida. 1997. Japanese dinosaurs. In P. J. Currie, K. Padian (eds.), Encyclopedia of Dinosaurs 375-379 [M. Carrano/M. Carrano/P. Wagner] | |
| 41006 | H. Saegusa and Y. Tomida. 2011. Titanosauriform teeth from the Cretaceous of Japan. Anais da Academia Brasileira de Ciências 83(1):247-265 [M. Carrano/M. Carrano] | |
| 38256 | M. Tanimoto and C. Suzuki. 1997. [Sauropod teeth (cf. Nemegtosaurus sp.) from the Tamayama Formation (Upper Cretaceous, Santonian), Futaba Group of Iwaki City, Fukushima Prefecture, northeast Japan]. Research Reports IWAKI Natural History 1-4 [M. Carrano/M. Carrano/M. Carrano] | |
| 38258 | M. Tanimoto and C. Suzuki. 1998. [Wear facet of teeth in the Nemegtosauridae—new knowledge from Suzuki's sauropod specimen from Iwaki]. Research Reports IWAKI Natural History 1-3 [M. Carrano/M. Carrano] |