Genus
Cliona Grant, 1826
Classification
| Organism group | Biota |
| Domain | Eukaryota |
| Kingdom | Animalia |
| Phylum | Porifera |
| Class | Archaeocyatha |
| Calcarea | |
| Demospongiae | |
| Heteractinida | |
| Hexactinellida | |
| Stromatoporoidea | |
| Genus | Cliona |
| Species | cretacica |
| duchassaingi | |
| fenestralis | |
| stellata | |
| studeri |