Porifera (Sea Sponges)
Class: Demospongiae
Order: Clionaida
Family: Clionaidae
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Cliona patera | Hardwicke, 1822 | Neptune's cup | - | Cambodia, Indonesia & Singapore | Rediscovered | Access |
Order: Tetractinellida
Family: Scleritodermidae
| Scientific Name | Author/s | Common Name | Last Record | Distribution | Status | Taxon Profile |
| Setidium obtectum | Schmidt, 1879 | - | - | Australia? | Rediscovered | Access |