A new genus,Dendropodola,and species,D. transitionalis,are described in the family Dactylopodolidae. Three new species,Cephalodasys hadrosomus, Mesodasys adenotubulatus,andMesodasys ischiensis,are described in the family Lepidodasyidae. And, six new species,Pseudostomella etrusca, Ptychostomella tyrrhenica, Tetranchyroderma heterotubulatum, Tetranchyroderma hypopsilancrum, Tetranchyroderma pachysomum,andTetranchyroderma thysanophorum, aredescribed in the family Thaumastodermatidae. All were collected in littoral and shallow sublittoral sediments along the Italian coastline of the Mediterranean Sea and its adjacent waters.