Heterotrigonia subovalis (Jimbo)
| 1964. | Heterotrigonia subovalis (Jimbo) Lectotype Shikama, T. 1964 p. 132, pl. 43, fig. 11 |
| 1963. | Heterotrigoina subovalis (Jimbo) Lectotype Matsumoto, T. 1963 p. 45, pl. 67, fig. 5 PreviousNo: I-148, Cr.1285 |
| 1957. | Heterotrigonia subovalis (Jimbo) Lectotype Nakano, M. 1957 p. 118, pl. 8, fig. 13a, b |
| 1894. | Trigonia subovalis Jimbo Lectotype Jimbo, K. 1894 p. 188, pl. 8, fig. 5 PreviousNo: I-148, Cr.1285 |
| Condition: | Present |
| Taxonomy: | Mollusca: Bivalvia: Trigoniidae: |
| Geologic Time: | Mesozoic: |
| Jimbo, K., 1894: Beiträge zur Kenntniss der Fauna der Kreideformation von Hokkaido. Palaeontologische Abhandlungen, Neue Folge, Bd. 2, H. 3, pp. 149–194, pls. 1–9. (Reference No. 0062) |
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| Matsumoto, T., 1963: A survey of the fossils from Japan illustrated in classical monographs. Part 10. Kotora Jimbo (1894): Beiträge zur Kenntniss der Fauna der Kreideformation von Hokkaido. Palaeontological Society of Japan, 25th Anniversary Volume, pp. 41–48, pls. 60–68. (Reference No. 0226) |
| Nakano, M., 1957: On the Cretaceous pennatae trigonians in Japan. Japanese Journal of Geology and Geography, vol. 28, nos. 1–3, pp. 107–120, pls. 8–9. (Reference No. 0243) |
| Shikama, T., 1964a: Index fossils of Japan., pp. 1–287, pls. 1–80. Asakura Shoten, Tokyo. (in Japanese) (Reference No. 0618) |
| Ichikawa, T., 1988, no. 15, p. 167. |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 219. |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 232. |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 52. |
