Kingdom Animalia Linnaeus, 1758 - animals Phylum Annelida Lamarck, 1809 - segmented worms Class Polychaeta Grube, 1850 - polychaetes Order Phyllodocida Dales, 1962 Family Polynoidae Kinberg, 1856 Genus Arctonoe Chamberlin, 1920 Genus Eulagisca McIntosh, 1885 Genus Halosydna Kinberg, 1855 Genus Harmothoe Kinberg, 1855