Crassatella ( Crassatina ) oblongata Yokoyama, 1920
| 1973. | Crassatella (Crassatina) oblongata Yokoyama, 1920 Paralectotype Oyama, K. 1973 p. 90, pl. 37, fig. 6a-c |
| 1954. | Crassatellites (Crassatina) oblongata (Yokoyama, 1920) Paralectotype Taki, I. & Oyama, K. 1954 pl. 12, fig. 9a-c |
| 1920. | Crassatella oblongata Yokoyama, 1920 Syntype Yokoyama, M. 1920 p. 142, pl. 11, fig. 9a-c |
| Condition: | Present |
| Taxonomy: | Mollusca: Bivalvia: Crassatellidae: |
| Geologic Time: | Cenozoic: Pliocene: |
| Horizon: | Kazusa Group: Koshiba Formation: |
| Locality: | Kanagawa: Kanazawa-shiba-machi, Kanazawa-ku, Yokohama: Koshiba: |
| Oyama, K., 1973: Revision of Matajiro Yokoyama's type Mollusca from the Tertiary and Quaternary of the Kanto area. Palaeontological Society of Japan, Special Papers, no. 17, pp. 1–148, pls. 1–57. (Reference No. 0411) |
| Taki, I. and Oyama, K., 1954: Matajiro Yokoyama's the Pliocene and later faunas from the Kwanto region in Japan. Palaeontological Society of Japan, Special Papers, no. 2, pp. 1–68, pls. 1–49. (Reference No. 0441) |
| Yokoyama, M., 1920: Fossils from the Miura peninsula and its immediate north. Journal of the College of Science, Imperial University of Tokyo, vol. 39, art. 6, pp. 1–193, pls. 1–20. (Reference No. 0464) |
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| Ichikawa, T., 1983, no. 9, p. 127. |
| Ichikawa, T., 1983, no. 9, p. 194. |
| Ichikawa, T., 1983, no. 9, p. 259. |
