Hypophylloceras subramosum (Spath)
| 1996. | Hypophylloceras subramosum (Shimizu) Landman, N. H. et al. 1996 p. 366, fig. 17A |
| 1994. | Ishizakiella miurensis (Hanai, 1957) Tsukagoshi, A. 1994 p. 303, fig. 3A |
| 1986. | Hypophylloceras subramosum (Spath) Ohtsuka, Y. 1986 p. 277, pl. 45, fig. 3; pl. 47, fig. 1a,b PreviousNo: EES-19 |
| 1985. | Hypophylloceras subramosum (Spath) Tanabe, K. & Ohtsuka, Y. 1985 p. 311, fig. 2A PreviousNo: EES-19 |
| Condition: | Present |
| Taxonomy: | Mollusca: Cephalopoda: Ammonitida: Phylloceratina: Phylloceratoidea: Phylloceratidae: |
| Geologic Time: | Mesozoic: Cretaceous: Late Cretaceous: Campanian: |
| Horizon: | Upper Yezo Group: Osousyunai Formation: |
| Locality: | Japan: Hokkaido: Nakagawa: S 3007, middle course of the Abeshinai River: |
| Landman, N. H., Tanabe, K. and Shigeta, Y., 1996: Ammonoid embryonic development. In: Landman, N. H., Tanabe, K. and Davis, R. A. (eds.) Ammonoid Paleobiology, Volume 13 of Topics in Geobiology, pp. 343–405. Plenum Press, New York. (Reference No. 0729) |
| Ohtsuka, Y., 1986: Early internal shell microstructure of some Mesozoic Ammonoidea: implications for higher taxonomy. Transactions and Proceedings of the Palaeontological Society of Japan. New Series, no. 141, pp. 275–288, pls. 45–50. (Reference No. 0747) |
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| Tanabe, K. and Ohtsuka, Y., 1985: Ammonoid early internal shell structure: its bearing on early life history. Paleobiology, vol. 11, no. 3, pp. 310–322. (Reference No. 0772) |
| 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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| Tsukagoshi, A., 1994: Natural history of the brackish-water ostracode genus Ishizakiella from east Asia: evidence for heterochrony. Journal of Crustacean Biology, vol. 14, no. 2, pp. 295–313. (Reference No. 0777) |
| Ito, Y. et al., 2008, no. 74, p. 14. |
| Ito, Y. et al., 2008, no. 74, p. 90. |
| Ito, Y. et al., 2008, no. 74, p. 37. |
| Ito, Y. et al., 2008, no. 74, p. 85. |
| Tanabe et al., 2000, no. 37, p. 112. |
| Tanabe et al., 2000, no. 37, p. 112. |
| Tanabe et al., 2000, no. 37, p. 111. |
