Oryctocephalus orientalis Saito
| 1952. | Oryctocephalus orientalis Saito Paratype Shikama, T. 1952 p. 78, pl. 1, fig. 11 |
| 1943. | Oryctocephalus orientalis Saito Paratype Shikama, T. 1943 p. 142, pl. 1, fig. 11 |
| 1934. | Oryctocephalus orientalis Saito Paratype Saito, K. 1934 p. 230, pl. 25, fig. 21 |
| Condition: | Present |
| Taxonomy: | Arthropoda: |
| Geologic Time: | Paleozoic: |
| Saito, K., 1934: Older Cambrian Trilobita and Conchostraca from north-western Korea. Japanese Journal of Geology and Geography, vol. 11, nos. 3–4, pp. 211–237, pls. 25–27. (Reference No. 0261) |
| 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. 243. |
