 Calagrassor hayashii (Shikama, 1971) |  Cantharus melanostoma (G. B. Sowerby I, 1825) |  Japelion adelphicus (Dall, 1907) |
 Neptunea arthritica (Bernardi, 1857) |  Neptunea cumingii Crosse, 1862 |  Neptunea fukueae Kira, 1959 |
 Neptunea subdilatata (Yen, 1936) |  Volutharpa perryi (Jay, 1857) | |