. _:b76591688 "WoRMS id" . _:b76100724 . . "Purpuradusta gracilis" . . . . _:b76100724 "GBIF id" . _:b76100724 . "Purpuradusta gracilis" . "Purpuradusta gracilis (Gaskoin, 1849)" . _:b76591688 "139500" . . . . "4360951" . "(Gaskoin, 1849)" . _:b76100724 . . "368753" . . . _:b76591688 . _:b76591688 . _:b76100724 "4360951" . "139500" . _:b76591688 . . "Purpuradusta gracilis" .