Phylum Mollusca Linnaeus, 1758 - molluscs Class Solenogastres Gegenbaur, 1878 Order Pholidoskepia Salvini-Plawen, 1978 Family Gymnomeniidae Odhner, 1921 1 Genus Gymnomenia Odhner, 1921 2 Genus Genitoconia Salvini-Plawen, 1967 3 Genus Wirenia Odhner, 1921