| Nominal Species (n = 3) | Present allocation (n = 3) | Ref. |
|---|---|---|
| Promachoteuthis megaptera Hoyle, 1885 | Promachoteuthis megaptera | 19 |
| Promachoteuthis sloani Young, Vecchione & Piatkowski, 2006 | Promachoteuthis sloani | 77093 |
| Promachoteuthis sulcus Young, Vecchione & Roper, 2007 | Promachoteuthis sulcus | 77098 |