| Promachoteuthis sulcus Young, Vecchione & Roper, 2007 | Accepted name (WoRMs) |
| Status | senior synonym, original combination |
| ICZN valid name | Yes |
| Status ref. | Young, R.E., M. Vecchione and C.F.E. Roper, 2007 |
| Comment | |
| Etymology of Generic name | |
| Etymology of specific name | 'sulcus'(Latin), i.e., groove or furrow, in reference to the unique, aboral, furrow-like groove along proximal one-third of the tentacular. |