Figure F6. Comparison of estimated zonal boundary ages from Sanfilippo and Nigrini (1998) and newly calibrated ages derived from geomagnetic reversals at Site 1220 (see "Paleomagnetism," ).

Figure F6. Comparison of estimated zonal boundary ages from Sanfilippo and Nigrini (1998) and newly calibrated ages derived from geomagnetic reversals at Site 1220 (see "Paleomagnetism").