| Authors(s) | Nomura, S. and Hatai, K. |
| Year | 1937 |
| Title | Some fossil marine invertebrates from the Semata shell-beds, Semata, Itihara-gun, Kazusa province, central Japan. Bull. Biogeogr. Soc. Japan 7(6): 63-66, 5 figs. |
| Authors(s) | Nomura, S. and Hatai, K. |
| Year | 1937 |
| Title | Some fossil marine invertebrates from the Semata shell-beds, Semata, Itihara-gun, Kazusa province, central Japan. Bull. Biogeogr. Soc. Japan 7(6): 63-66, 5 figs. |