| Ref. | Description | Named Used | Page |
|---|---|---|---|
| 485 | UNEP-WCMC 2003 UNEP-WCMC Species Database. | Laetmogone perplexa | |
| 755 | Thandar, A.S. 1998 A new genus and three new species of deep-sea holothuroids from the west coast of South Africa (Echinodermata). | Laetmogone perplexa | 84-88 |
| 833 | Ruppert, E.E., R.S. Fox and R.D. Barnes 2004 Invertebrate Zoology. A functional evolutionary approach. 7th Ed. | Laetmogone perplexa |