. . . "Helicarionoidea Bourguignat, 1877" . "Helicarionoidea" . . . "433281" . . _:b76642625 "WoRMS id" . . . _:b76642625 . "Helicarionoidea" . _:b76642625 . _:b76642625 "867820" . _:b76642625 . "Helicarionoidea" . . . . "Bourguignat, 1877" . "867820" .