. _:b75630402 . "Massisteriidae" . . _:b75630402 "6537598" . "Massisteriidae" . _:b76581975 "WoRMS id" . . "Cavalier-Smith, 1993" . . . _:b76581975 . _:b76581975 "593686" . . _:b75630402 . _:b76581975 . _:b75630402 . _:b76581975 . . . "593686" . "Massisteriidae Cavalier-Smith, 1993" . . "955112" . . "Massisteriidae" . _:b75630402 "GBIF id" . "6537598" .