_:b73785106 "Vipera ursinii has biogeographical status A (Absent) in \u00CEle de Clipperton" . _:b73785106 . _:b73785106 . _:b73785106 . _:b73785106 "Biogeographical status A (Absent) in \u00CEle de Clipperton" . _:b73785106 .