| Reference no. | Rzhavsky, A.V., 1997 |
| Ecosystem | Subantarctic Islands |
| Status | native |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | Type locality, on hydrozoans in Killerwhales Channel, 180 m, MNHNP, N° UD 320 (holotype of Romanchella sepicula) (Ref. 87382). C: Ref. 87382; O: Ref. 87382. |