"Radula nigra Pearson, 1922" . _:b75749350 "7702810" . "Radula nigra" . "7702810" . . . _:b75749350 . _:b75749350 "GBIF id" . _:b75749350 . . . . _:b76425787 . _:b76425787 "100398906" . "Radula nigra" . . _:b76425787 "TROPICOS id" . . _:b76425787 . "Pearson, 1922" . "657417" . . . "100398906" . _:b76425787 . _:b75749350 . "Radula nigra" .