A revision of the western Atlantic Ocean genera <i>Anna</i>, <i>Antillophos</i>, <i>Bailya</i>, <i>Caducifer</i>, <i>Monostiolum</i>, and <i>Parviphos</i>, with description of a new genus, <i>Dianthiphos</i>, and notes on <i>Engina</i> and <i>Hesperisternia</i> Gastropoda: Buccinidae: Pisaniinae) and <i>Cumia</i> (Colubrariidae).