Family Scalpellidae Pilsbry, 1907 1 Subfamily Lithotryinae see Family Lithotryidae Gruvel, 1905 2 Subfamily Calanticinae see Family Calanticidae Zevina, 1978 3 Subfamily Pollicipinae see Family Pollicipedidae Leach, 1817 4 Subfamily Scalpellinae Pilsbry, 1907 5 Subfamily Brochiinae 6 Subfamily Scalpellopsinae