Tofangoceras irregulare Kobayashi
| 1952. | Tofangoceras irregulare Kobayashi Holotype Shikama, T. 1952 p. 84, pl. 4, fig. 8 |
| 1943. | Tofangoceras irregulare Kobayashi Holotype Shikama, T. 1943 p. 149, pl. 4, fig. 8 |
| 1928. | Tofangoceras irregulare Kobayashi Holotype Kobayashi, T. 1928 p. 190, pl. 20, fig. 7 |
| Condition: | Present |
| Taxonomy: | Mollusca: Cephalopoda: |
| Geologic Time: | Paleozoic: |
| Kobayashi, T., 1928: Ordovician fossils from Corea and south Manchuria. Japanese Journal of Geology and Geography, vol. 5, no. 4, pp. 173–212, pls. 18–22. (Reference No. 0073) |
PDF in prep. |
| Shikama, T., 1943: A handbook of illustrated fossils from Japanese and their adjacent territories., pp. 1–282, pls. 1–46. Nippon Koubutu Syumi-no-kai, Kyoto. (in Japanese) (Reference No. 0616) |
| Shikama, T., 1952: A handbook of illustrated fossils from Japanese and their adjacent territories., pp. 1–376, pls. 1–57. Nippon Koubutu Syumi-no-kai, Kyoto. (in Japanese) (Reference No. 0617) |
| Ichikawa, T., 1988, no. 15, p. 147. |
| Ichikawa, T., 1988, no. 15, p. 138. |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 60. |

PDF in prep.

