_:b75971809 . . "Protacraga nigerella (Dognin, 1923)" . . . . _:b75971809 . "820135" . "Protacraga nigerella" . . _:b75971809 "9258187" . "Protacraga nigerella" . _:b75971809 "GBIF id" . . _:b75971809 . . . "9258187" . "Protacraga nigerella" . "(Dognin, 1923)" .