Phylum Annelida Lamarck, 1809 - segmented worms Class Polychaeta Grube, 1850 - polychaetes Order Terebellida Rouse & Fauchald, 1977 Family Terebellidae Grube, 1850 Subfamily Polycirrinae Malmgren, 1865 Genus Hauchiella Levinsen, 1893