| Class | Order | Family | Genus species | Images | Notes | Author | Char |
|---|---|---|---|---|---|---|---|
| Demospongiae | Hadromerida | Clionaidae | Cervicornia cuspidifera | 6 | Tan or mustard yellow, antler like, erect irregular cylinders arising from the sandy or rubble bottom, single or in groups. There is a large portion buried under the substratum. Formerly placed under genus Spheciospongia, and also known erroneously as Xestospongia tierneyi (see Wiedenmayer, 1977 and Vicente et al., 1991). | (Lamarck, 1815) | yellow,cinnamon-tan,branching,bushy,lobate,tough |
