Articulata Cuvier see [unranked] Protostomia Grobben, 1908 Annelida Lamarck, 1809 - segmented worms see Phylum Annelida Lamarck, 1809 Polychaeta see Class Polychaeta Grube, 1850 Palpata G.W. Rouse & K. Fauchald, 1997 Aciculata G.W. Rouse & K. Fauchald, 1997 Eunicida see Order Eunicida Ushakov, 1955 Family Diurodrilidae Kristensen & Niilonen, 1982