| Amphiodia periercta H.L. Clark, 1911 |
| Amphiodia planispina (von Martens, 1867) |
| Amphiodia platyspina Nielsen, 1932 |
| Amphiodia psara H. L. Clark, 1935 |
| Amphiodia pulchella (Lyman, 1869) |
| Amphiodia riisei (Lütken, 1859) |
| Amphiodia sculptilis Ziesenhenne, 1940 |
| Amphiodia strongyloplax H.L. Clark, 1911 |
| Amphiodia tabogae Nielsen, 1932 |
| Amphiodia trychna H.L. Clark, 1918 |
| Amphiodia violacea (Lütken, 1856) |
| Amphioplus Verrill, 1899 |
| Amphioplus (Amphioplus) Verrill, 1899 |
| Amphioplus (Amphioplus) abditus (Verrill, 1871) |
| Amphioplus (Amphioplus) coniortodes H.L. Clark, 1918 |
| Amphioplus (Amphioplus) sepultus Hendler, 1995 |
| Amphioplus (Amphioplus) strongyloplax (H.L. Clark, 1911) |
| Amphioplus (Unioplus) Fell, 1962 |
| Amphioplus (Unioplus) daleus (Lyman, 1879) |
| Amphioplus gastracanthus (Lütken & Mortensen, 1899) |