| Referens | Burn, R., 2006 A checklist and bibliography of the Opisthobranchia (Mollusca: Gastropoda) of Victoria and the Bass Strait, southeastern Australia. Museum Victoria Science Reports 10:1-42. |
| Ref. | 7727 Burn, R., 2006 |
| Sida | 5 |
| Named Used as Valid | Retusa protumida |
| Observationsplats | Off Cape Three Points, New South Wales, Australia 85 to 110 m. |
| Distribution | Australia. |