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Table T13. Datum tie points, Hole U1411B.

Datum
tie point 		Datum Datum type Zone Age
(Ma) 		Midpoint
depth
(mbsf) 		Distance
(m) 		Duration
(Ma) 		LSR
(cm/k.y.) 		Notes
D01 T Pseudoemiliania lacunosa Calcareous nannofossil NN20 0.44 0.89 0.89 0.44   Average rate = 1.27 cm/k.y.
D02 C1n (Brunhes)/C1r.1r (Matuyama) Chron boundary   0.78 7.75 6.86 0.34 2.02
D03 C1r.2n (Cobb Mountain)/C1r.3r Chron boundary   1.19 10.37 2.62 0.40 0.66
D04 T Triquetrorhabdulus carinatus Calcareous nannofossil NN3 18.28 18.00 8.44 17.10 0.05 Average rate = 0.06 cm/k.y.
D05 C8n.2n/C8r Chron boundary   25.99 25.91 7.11 7.71 0.09
D06 C8r/C9n Chron boundary   26.42 32.13 6.22 0.43 1.45 Average rate = 1.96 cm/k.y.
D07 C9n/C9r Chron boundary   27.44 54.41 22.28 1.02 2.18
D08 C10n.2n/C10r Chron boundary   28.28 65.41 11.00 0.84 1.31 Average rate = 1.11 cm/k.y.
D09 C11n.2n/C11r Chron boundary   29.97 82.59 17.19 1.69 1.02
D10 T Turborotalia ampliapertura Planktonic foraminifer O3/O2 30.28 91.42 8.83 0.31 2.85 2.85
D11 Inferred hiatus Decreed (KoT, 28-07-12)   31.00 91.42 0.00 0.72 0.00 Hiatus
D12 T Isthmolithus recurvus Calcareous nannofossil   32.49 103.74 12.32 1.49 0.83 0.83
D13 C12r/C13n Chron boundary   33.16 128.79 25.05 0.67 3.74 Average rate = 2.74 cm/k.y.
D14 C13n/C13r Chron boundary   33.71 144.15 15.36 0.55 2.79
D15 T Turborotalia cerroazulensis Planktonic foraminifer Within E16 34.03 160.46 16.31 0.33 4.94
D16 C13r/C15n Chron boundary   35.00 172.98 12.52 0.97 1.29
D17 T Globigerinatheka semiinvoluta Planktonic foraminifer E15/E14 36.18 208.90 35.92 1.18 3.04
D18 T Chiasmolithus grandis Calcareous nannofossil   37.98 253.15 45.11 1.80 2.51

LSR = linear sedimentation rate. T = top.

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