Phylum Mollusca Linnaeus, 1758 - molluscs
Class Solenogastres Gegenbaur, 1878
Order Pholidoskepia Salvini-Plawen, 1978
Family Dondersiidae Simroth, 1893
1 Genus Dondersia Hubrecht, 1888
2 Genus Heathia Thiele, 1913
3 Genus Ichthyomenia Pilsbry, 1898
4 Genus Lyratoherpia Salvini-Plawen, 1978
5 Genus Micromenia Leloup, 1948
6 Genus Nematomenia Simroth, 1893
7 Genus Stylomenia Pruvot, 1899