"183736" . . _:b76657687 "20287" . _:b76657687 . "Arhythmacanthidae Yamaguti, 1935" . _:b76657687 . "Arhythmacanthidae" . . "20287" . . "Arhythmacanthidae" . _:b76657687 "WoRMS id" . _:b76657687 . . . "6937" . "Arhythmacanthidae" . . . _:b75937921 . "Yamaguti, 1935" . _:b75937921 "GBIF id" . _:b75937921 "6937" . _:b75937921 . . . . _:b75937921 .