. "D.G. Mann, 1990" . . . "Petrodictyon D.G. Mann, 1990" . _:b75736262 "7708130" . _:b76640508 . . "529630" . . . _:b75736262 . _:b76640508 . _:b75736262 . _:b76640508 "WoRMS id" . "175558" . . . . "Petrodictyon" . . _:b76640508 "175558" . "Petrodictyon" . _:b75736262 "GBIF id" . _:b75736262 . _:b76640508 . . "Petrodictyon" . "7708130" .