Gigantoproductus giganteus (Sowerby)
| 1966. | Gigantoproductus giganteus (Sowerby) Masutomi, K. & Hamada, T. 1966 p. 51, pl. 26, fig. 1 PreviousNo: Pa527a |
| Condition: | Present |
| Taxonomy: | Brachiopoda: |
| Geologic Time: | Paleozoic: |
| Masutomi, K. and Hamada, T., 1966: Fossils in colour., pp. i–x + 1–268, pls. 1–96. Hoikusha Publishing Co., Ltd., Osaka. (in Japanese) (Reference No. 0576) |
| Ichikawa, T., 1988, no. 15, p. 99. |
