_:b72809591 . _:b72809591 . _:b72809591 . _:b72809591 . _:b72809591 "Perforatella bidentata has biogeographical status A (Absent) in TAAF : \u00CEles sub-antarctiques" . _:b72809591 "Biogeographical status A (Absent) in TAAF : \u00CEles sub-antarctiques" .