UMUT MM 18973
Paleontology Collections
| Condition: |
Present |
| Taxonomy: | Mollusca: Cephalopoda: Ammonitida: Lytoceratina: Tetragonitoidea: Gaudryceratidae: |
| Geologic Time: | Mesozoic: Cretaceous: Late Cretaceous: Santonian: |
| Horizon: | Upper Yezo Group: |
| Locality: | Japan: Hokkaido: Obira: Tappu: Kawakami: |
Reference
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| Shigeta, Y., 1993: Post-hatching early life history of Cretaceous Ammonoidea. Lethaia, vol. 26, pp. 133–145. (Reference No. 0689) |
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| 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) |
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