| Class | Order | Family | Genus species | Images | Notes | Author | Char |
|---|---|---|---|---|---|---|---|
| Demospongiae | Halichondrida | Halichondriidae | Halichondria melanodocia | 3 | Black or dark gray irregular cushions, rather crumbly, with a few slighlty elevated oscules; skin a bit leathery, with visible reticulation of tangentially placed spicules, it can be detached. It grows on mangrove roots and seagrass beds. | de Laubenfels, 1936 | green,black,massive,soft,crumbly |
