UMUT MM 18270
Paleontology Collections
| Condition: |
Present |
| Taxonomy: | Mollusca: Cephalopoda: Ammonitida: Ammonitina: Acanthoceratoidea: Collignoniceratidae: |
| Geologic Time: | Mesozoic: Cretaceous: Late Cretaceous: Turonian: |
| Horizon: | Middle Yezo Group: Mikasa Formation: |
| Locality: | Japan: Hokkaido: Kurisawa: Manji: M136b, upper course of the Sannosawa Valley: |
Reference
|
| Tanabe, K. and Fukuda, Y., 1987: The jaw apparatus of the Cretaceous ammonite Reesidites. Lethaia, vol. 20, pp. 41–48. (Reference No. 0698) |
|
|
| Tanabe, K., Ito, Y., Moriya, K. and Sasaki, T., 2000: Database of Cretaceous ammonite specimens registered in the Department of Historical Geology and Paleontology of the University Museum, University of Tokyo. The University Museum, The University of Tokyo, Material Reports, no. 37, pp. i–iv + 1–509. (Reference No. 0879) |
 |
