| Nominal Species (n = 6) | Present allocation (n = 1) | Ref. |
|---|---|---|
| Haliphron atlanticus Steenstrup, 1861 | Haliphron atlanticus | 19 |
| Heptapus danai Joubin, 1929 | Haliphron atlanticus | 75097 |
| Alloposus hardyi Robson, 1930 | Haliphron atlanticus | 75097 |
| Alloposus mollis Verrill, 1880 | Haliphron atlanticus | 75097 |
| Allopsus mollis Verrill, 1880 | Haliphron atlanticus | 77104 |
| Alloposus pacificus Ijima & Ikeda, 1902 | Haliphron atlanticus | 75097 |