| Phylum Porifera Grant |
| Class Demospongiae Sollas |
| Subclass Heteroscleromorpha Cárdenas, Perez & Boury–Esnault |
| Order Suberitida Chombard & Boury–Esnault |
| Family Halichondriidae Gray |
| Genus HymeniacidonBowerbank, 1858 |
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