Table T10. Age-depth control points, Holes 1242A and 1242B.
Datum
Source
Age (Ma)
Top sample
(FO presence/LO absence)
Bottom sample
(LO presence/FO absence)
Age (Ma)
Depth
Minimum
Maximum
Core, section, interval (cm)
Depth (mbsf)
Core, section, interval (cm)
Depth (mbsf)
Average
Uncertainty (±)
Average (mbsf)
Average (mcd)
Uncertainty (±m)




202-1242A-
202-1242A-





LO Globigerinoides ruber pink PF 0.12 0.12 1H-CC, 5 6.55 2H-CC, 16 16.46 0.12 0.00 11.51 12.21 4.95
FO Emiliania huxleyi CN 0.26 0.26 2H-CC, 16 16.46 3H-1, 75 16.95 0.26 0.00 16.71 18.76 0.24
FO Globigerinoides ruber pink PF 0.40 0.40 4H-CC, 33 35.65 5H-CC, 20 45.18 0.40 0.00 40.42 44.76 4.77
LO Pseudoemiliania lacunosa CN 0.46 0.46 6H-2, 75 46.95 6H-3, 75 48.45 0.46 0.00 47.70 52.52 0.75
LO Nitzschia reinholdii D 0.62 0.62 7H-CC, 20 64.32 8H-CC, 37 73.69 0.62 0.00 69.04 74.71 4.66
LO Stilostomella spp. PF 0.65 0.65 8H-CC, 37 73.69 9H-CC, 19 83.08 0.65 0.00 78.39 84.54 4.69
LO Nitzschia fossilis D 0.70 0.70 7H-CC, 20 64.32 8H-CC, 37 73.69 0.70 0.00 69.04 74.71 4.66
LO Reticulofenestra asanoi CN 0.88 0.88 11H-4, 75 97.45 11H-5, 75 98.95 0.88 0.00 98.20 105.88 0.75
Reentry Gephyrocapsa (medium) CN 1.02 1.02 13H-4, 75 116.45 13H-5, 75 117.95 1.02 0.00 117.20 126.44 0.75
LO Rhizosolenia matuyamai D 1.05 1.05 12H-CC, 42 111.75 13H-CC, 26 121.15 1.05 0.00 116.45 125.20 4.70
FO Reticulofenestra asanoi CN 1.08 1.08 13H-CC, 26 121.15 14H-1, 75 121.45 1.08 0.00 121.30 131.16 0.15
FO Rhizosolenia matuyamai D 1.18 1.18 14H-CC, 33 130.65 15H-CC, 20 139.80 1.18 0.00 135.23 146.32 4.58
LO Gephyrocapsa (large) CN 1.24 1.24 17H-4, 74 154.44 17H-5, 75 155.95 1.24 0.00 155.20 171.03 0.75
LO Globigerinoides obliquus PF 1.30 1.30 16H-CC, 45 149.83 17H-CC, 17 158.93 1.30 0.00 154.38 169.55 4.55
FO Gephyrocapsa (large) CN 1.45 1.45 19H-3, 40 171.60 19H-4, 75 172.60 1.45 0.00 172.10 192.49 0.50
LO Neogloboquadrina acostaensis PF 1.58 1.58 19H-CC, 1 175.96 20X-CC, 24 183.95 1.58 0.00 179.96 200.36 3.99
FO Gephyrocapsa (medium) CN 1.67 1.67 23X-7, 40 212.20 23X-CC, 20 212.79 1.67 0.00 212.50 237.20 0.30
LO Globigerinoides extremus PF 1.77 1.77 21X-CC, 28 193.53 22X-CC, 27 203.24 1.77 0.00 198.39 221.39 4.85
LO Discoaster brouweri CN 1.96 1.96 25X-5, 75 229.05 25X-6, 75 230.55 1.96 0.00 229.80 258.23 0.75
LO Globorotalia pseudomiocenica PF 2.30 2.30 25X-CC, 28 231.89 26X-CC, 1 241.09 2.30 0.00 236.49 266.45 4.60
LO Discoaster pentaradiatus CN 2.44 2.44 27X-6, 75 249.45 27X-7, 40 250.60 2.44 0.00 250.03 279.91 0.57
LO Globorotalia fohsi s.l. PF 11.68 11.68 26X-CC, 1 241.09 27X-CC, 30 251.00 11.68 0.00 246.05 269.97 4.96
LO Globorotalia panda PF 11.80 11.80 26X-CC, 1 241.09 27X-CC, 30 251.00 11.80 0.00 246.05 276.72 4.96
LO Globorotalia praescitula PF 11.90 11.90 26X-CC, 1 241.09 27X-CC, 30 251.00 11.90 0.00 246.05 276.72 4.96




202-1242B-
202-1242B-





LO Coronocyclus nitescens CN 12.43 12.43 27X-3, 75 249.70 27X-4, 75 251.20 12.43 0.00 250.45 283.30 0.75
FO Triquetrorhabdulus rugosus CN 12.62 12.62 27X-3, 75 249.70 27X-4, 75 251.20 12.62 0.00 250.45 283.30 0.75

Notes: FO = first occurrence, LO = last occurrence. CN = calcareous nannofossils, PF = planktonic foraminifers, D = diatoms.