_:b73202879 . _:b73202879 . _:b73202879 "Biogeographical status A (Absent) in \u00CEle de Clipperton" . _:b73202879 . _:b73202879 . _:b73202879 "Xystrosoma muricum has biogeographical status A (Absent) in \u00CEle de Clipperton" .