Kingdom Animalia Linnaeus, 1758 - animals Count: - Phylum Porifera Grant, 1836 - sponges Count: - Class Demospongiae Sollas, 1885 - demosponges Count: - Subclass Ceractinomorpha Lévi, 1953 see Class Demospongiae Sollas, 1885 Count: [*] 3f28g; †2g Genus Ephydatia Lamouroux, 1816 Count: - Ephydatia fluviatilis (C. Linnaeus, 1758) Count: -