. . . "Astralium rugosum" . "7750775" . . _:b75749878 . "(Linnaeus, 1767)" . _:b75749878 "7750775" . "Astralium rugosum (Linnaeus, 1767)" . . . "Astralium rugosum" . _:b75749878 . "61964" . _:b75749878 "GBIF id" . . _:b75749878 .