Annelida Lamarck, 1809 - segmented worms "polychaetes" see Class Polychaeta Grube, 1850 Scolecida G.W. Rouse & K. Fauchald, 1997 see Order Scolecida Rouse & Fauchald, 1997 Family Cossuridae Day, 1963 1 Genus Cossura Webster & Benedict, 1887 2 Genus Cossurella Hartman, 1975