Initial Reports, Volume 199 Ms 199-111 Chapter 11, Table T9. Composite depth of identified geomagnetic reversals, Site 1218. Notes: * = Cande and Kent (1995). T = top, B = bottom. Chron/Subchron Depth (mcd) Age (Ma) T C3n.1n 18.99 4.18 B C3n.1n 19.49 4.29 T C3n.2n 20.30 4.68 B C3n.2n 20.50 4.62 T C3n.3n 20.80 4.80 B C3n.3n 20.96 4.89 T C3n.4n 21.21 4.98 B C3n.4n 21.67 5.23 T C3An.1n 23.48 5.88 B C3An.1n 24.24 6.12 T C3An.2n 24.65 6.26 B C3An.2n 25.70 6.56 T C4n 30.70 7.41 B C4n 31.82 8.03 T C4An 32.32 8.63 B C4An 32.93 8.95 T C4Ar.1n 33.28 7.41 B C4Ar.1n 33.53 7.53 T C5n 33.94 9.64 B C5n 36.54 10.84 T C5r.2n 37.84 11.34 B C5r.2n 38.12 11.43 T C5An.1n 38.97 11.84 B C5An.1n 39.37 11.99 T C5An.2n 39.70 12.10 B C5An.2n 40.18 12.32 T C5Ar.1n 41.23 12.61 B C5Ar.1n 41.35 12.64 T C5Ar.2n 41.64 12.71 B C5Ar.2n 41.76 12.75 T C5AAn 42.24 12.93 B C5AAn 42.81 13.08 T C5ABn 43.25 13.25 B C5ABn 43.94 13.47 T C5ACn 44.26 13.67 B C5ACn 44.99 14.05 T C5ADn 45.11 14.16 B C5ADn 46.04 14.61 T C5Bn.1n 46.48 14.80 B C5Bn.1n 46.67 14.89 T C5Bn.2n 47.01 15.03 B C5Bn.2n 47.41 15.16 T C5Cn.1n 51.21 16.01 B C5Cn.1n 52.02 16.29 T C5Cn.2n 52.22 16.33 B C5Cn.2n 52.55 16.49 T C5Cn.3n 52.91 16.56 B C5Cn.3n 53.31 16.73 T C5Dn 55.21 17.28 B C5Dn 55.94 17.62 T C5En 57.39 18.28 B C5En 58.93 18.78 T C6n 59.74 19.05 B C6n 66.93 20.13 T C6An.1n 69.23 20.52 B C6An.1n 70.29 20.73 T C6An.2n 71.38 21.00 B C6An.2n 73.16 21.32 T C6AAn 75.83 21.77 B C6AAn 78.10 21.86 T C6AAr.2n 83.91 22.46 B C6AAr.2n 84.31 22.49 T C6Bn.1n 85.05 22.59 B C6Bn.1n 86.30 22.75 T C6Bn.2n 86.74 22.80 B C6Bn.2n 89.73 23.07 T C6Cn.2n 95.07 23.68 B C6Cn.2n 96.44 23.80 T C6Cn.3n 98.78 24.00 B C6Cn.3n 100.04 24.12 T C7n 108.04 24.73 T C8n 115.27 25.82 B C8n 131.43 25.95 T C9n 137.27 27.03 B C9n 151.66 27.97 T C10n 157.72 28.28 B C10n 164.24 28.51 T C11n 178.33 29.40 B C11n 191.06 29.66 T C12n 200.50 30.48 B C12n 203.77 30.94