Madagascarites ryu Matsumoto & Muramoto
| 1981. | Madagascarites ryu Matsumoto & Muramoto Tanabe, K. et al. 1981 p. 219, pl. 36, fig. 3a,b, text-fig. 4 PreviousNo: EE1013 |
| Condition: | Present |
| Taxonomy: | Mollusca: Cephalopoda: Ammonitida: Ancyloceratina: Turrilitoidea: Nostoceratidae: |
| Geologic Time: | Mesozoic: Cretaceous: Late Cretaceous: Turonian: |
| Horizon: | Middle Yezo Group: Saku Formation: |
| Locality: | Japan: Hokkaido: Obira: Tappu: R 4020F, the middle reach of the Obirashibe River: |
| 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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| Tanabe, K., Obata, I. and Futakami, M., 1981: Early shell morphology in some Upper Cretaceous heteromorph ammonites. Transactions and Proceedings of the Palaeontological Society of Japan. New Series, no. 124, pp. 215–234, pls. 35–38. (Reference No. 0701) |
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| Ichikawa, T., 1995, no. 33, p. 54. |
| Tanabe et al., 2000, no. 37, p. 124. |
