"693576" . . . . "Pinnularia similis f. recta" . . "Pinnularia similis f. recta Manguin, 1952" . . _:b76675950 . "Manguin, 1952" . _:b76675950 . _:b76675950 . "Pinnularia similis f. recta" . "Pinnularia similis f. recta" . . . . . _:b76675950 "693576" . _:b76675950 "WoRMS id" . . "853131" .