| Citation | Thandar, A.S., 1998 A new genus and three new species of deep-sea holothuroids from the west coast of South Africa (Echinodermata). Journal of Zoology (London) 244:79-88. |
| Ref. | 755 Thandar, A.S., 1998 |
| Page | 84-88 |
| Named Used as Valid | Laetmogone perplexa |
| Locality | Dassen Island, Cape Peninsula, South Africa (33°36'S, 16°15'E) |
| Distribution | Dassen Island, Cape Peninsula, South Africa. |