"Mastrus" . . _:b75839708 "1287781" . . "Mastrus F\u00F6rster, 1869" . "Mastrus" . . "1287781" . . . "209322" . _:b75839708 "GBIF id" . _:b75839708 . . _:b75839708 . . . _:b75839708 . "F\u00F6rster, 1869" . "Mastrus" .