Phylum Annelida Lamarck, 1809 - segmented worms Class Polychaeta Grube, 1850 - polychaetes Order Eunicida Ushakov, 1955 Superfamily Eunicoidea Family Onuphidae Kinberg, 1865 1 Subfamily Hyalinoecinae Paxton, 1976 2 Subfamily Onuphinae Kinberg, 1865