Phylum Annelida Lamarck, 1809 - segmented worms Class Polychaeta Grube, 1850 - polychaetes Order Opheliida see Order Scolecida Rouse & Fauchald, 1997 Family Opheliidae Malmgren, 1867 Subfamily Travisiinae Hartmann-Schröder, 1971 1 Genus Travisia Johnston, 1840