| Reference no. | Monniot, C. and F. Monniot, 1990 |
| Ecosystem | Western and Northern Madagascar |
| Status | native |
| Abundance | |
| Lifestage | adults |
| Regional database | |
| Remarks | Reported as Sorbera unigonas from the Safari I cruise 23°35'South to 30°20'South, 34°38'East to 58°20'East, 2600 to 5040 m (Ref. 2616); and from southwest basin at depths of 4350 and 3930 m, and from northwest basin at depths of 4515 to 5050 m (Ref |