Figure F11. Age ranges of key radiolarian species in the southern Pacific based upon their ranges at ODP Site 1121 (water depth = 4488 m; Campbell Paleogene sediment apron), DSDP Leg 21 Site 208 (water depth = 1545 m; northern Lord Howe Rise), and onland in Marlborough, northeast South Island (after Hollis, 2002). Scale bars = 50 µm.