Table T5. Stratigraphic positions of selected calcareous nannofossil datums, Site 1264.
Datum
Top of sample interval Base of sample interval
Age (Ma)
Core, section, interval (cm)
Depth
Core, section, interval (cm)
Depth
Youngest
Oldest
(mbsf)
(mcd)
(mbsf)
(mcd)




208-1264A-

208-1264A-

T Large Gephyrocapsa spp. 1.24
 		1.24
 		1H-3, 20 3.20
 		6.16
 		1H-3, 70 3.70
 		6.66
B Large Gephyrocapsa spp. 1.58
 		1.58
 		1H-4, 70 5.20
 		8.16
 		1H-4, 120 5.70
 		8.66
T Calcidiscus macintyrei 1.67
 		1.67
 		1H-5, 20 6.20
 		9.16
 		1H-5, 70 6.70
 		9.66
B Medium Gephyrocapsa spp. 1.69
 		1.69
 		1H-5, 70 6.70
 		9.66
 		1H-5, 120 7.20
 		10.16
T Discoaster brouweri and D. triradiatus 1.95
 		1.97
 		1H-6, 70 8.20
 		11.16
 		1H-7, 20 8.70
 		11.66
T Discoaster pentaradiatus 2.52
 		2.52
 		2H-2, 40 11.20
 		15.53
 		2H-2, 110 11.90
 		16.23
T Discoaster surculus 2.63
 		2.63
 		2H-2, 110 11.90
 		16.23
 		2H-3, 40 12.70
 		17.03
T Discoaster tamalis 2.83
 		2.83
 		2H-3, 110 13.40
 		17.73
 		2H-4, 40 14.20
 		18.53
T Sphenolithus spp. 3.66
 		3.66
 		3H-3, 120 23.00
 		28.89
 		3H-4, 40 23.70
 		29.59
T Reticulofenestra pseudoumbilicus 3.82
 		3.82
 		3H-4, 120 24.50
 		30.39
 		3H-5, 40 25.20
 		31.09
T Amaurolithus spp. 4.56
 		4.56
 		3H-CC 28.29
 		34.18
 		4H-1, 40 28.70
 		35.76
B Ceratolithus acutus 5.37
 		5.37
 		7H-6, 80 65.10
 		76.54
 		7H-6, 130 65.60
 		77.04
T Nicklithus amplificus 6.00
 		6.00
 		7H-6, 130 65.60
 		77.04
 		7H-7, 20 66.00
 		77.44
B Nicklithus amplificus 6.84
 		6.84
 		8H-3, 40 69.70
 		82.82
 		8H-3, 120 70.50
 		83.62
B Amaurolithus primus 7.39
 		7.39
 		10H-CC 94.33
 		110.64
 		11H-1, 40 95.20
 		111.81
B Paracme Reticulofenestra pseudoumbilicus 8.79
 		8.79
 		11H-CC 104.75
 		121.36
 		12H-1, 40 104.70
 		121.95
T Discoaster hamatus 9.63
 		9.63
 		13H-7, 55 122.85
 		141.69
 		13H-CC 123.18
 		142.02
T Catinaster calyculus 9.64
 		9.64
 		14H-2, 40 125.20
 		144.09
 		14H-2, 120 126.00
 		144.89
B Discoaster neohamatus 8.45
 		8.45
 		14H-3, 120 127.50
 		146.39
 		14H-5, 40 129.70
 		148.59
B Discoaster bellus gr. (= B D. hamatus) 10.48
 		10.48
 		14H-5, 40 129.70
 		148.59
 		14H-5, 120 130.50
 		149.39
B Catinaster coalitus 10.79
 		10.79
 		15H-7, 20 141.50
 		161.34
 		15H-7, 60 141.90
 		161.74
T Coccolithus miopelagicus 11.02
 		11.02
 		16H-5, 120 149.50
 		169.34
 		16H-6, 40 150.20
 		170.04
TC Discoaster kugleri 11.60
 		11.60
 		16H-CC 152.13
 		171.97
 		17H-CC 161.15
 		182.54
BC Discoaster kugleri 11.88
 		11.88
 		16H-CC 152.13
 		171.97
 		17H-CC 161.15
 		182.54
B Triquetrorhabdulus rugosus 12.81
 		12.81
 		18H-1, 120 162.50
 		184.42
 		18H-2, 40 163.20
 		185.12
T Sphenolithus heteromorphus 13.55
 		13.55
 		18H-3, 40 164.70
 		186.62
 		18H-3, 120 165.50
 		187.42
B Discoaster signus gr. 15.60
 		15.60
 		19H-3, 40 174.20
 		198.11
 		19H-3, 120 175.00
 		198.91
T Acme Discoaster deflandrei 15.60
 		15.60
 		19H-3, 40 174.20
 		198.11
 		19H-3, 120 175.00
 		198.91
B Sphenolithus heteromorphus 17.76
 		17.76
 		20H-4, 40 185.20
 		210.09
 		20H-4, 120 186.00
 		210.89
T Sphenolithus belemnos 17.89
 		17.89
 		20H-4, 40 185.20
 		210.09
 		20H-4, 120 186.00
 		210.89
B Sphenolithus belemnos 18.92
 		18.92
 		21H-1, 40 190.2
 		216.15
 		21H-1, 120 191.00
 		216.95
T Sphenolithus delphix 23.07
 		23.07
 		24H-CC 228.25
 		257.65
 		25H-1, 10 227.90
 		258.68
B Sphenolithus delphix 23.33
 		23.33
 		25H-2, 90 230.2
 		260.98
 		25H-2, 110 230.40
 		261.18
T Sphenolithus ciperoensis 24.23
 		24.23
 		25H-CC 231.89
 		262.64
 		26H-CC 246.21
 		277.86
B Sphenolithus ciperoensis 27.55
 		27.55
 		27H-CC 249.61
 		282.11
 		28H-1, 40 256.70
 		290.42
B Sphenolithus distentus 30.32
 		30.32
 		29H-CC 271.47
 		306.08
 		30H-CC 280.86
 		316.47




208-1264B-

208-1264B-

B Large Gephyrocapsa spp. 1.58
 		1.58
 		1H-CC 7.33
 		7.33
 		2H-CC 17.08
 		18.19
T Calcidiscus macintyrei 1.67
 		1.67
 		1H-CC 7.33
 		7.33
 		2H-CC 17.08
 		18.19
B Medium Gephyrocapsa spp. 1.69
 		1.69
 		1H-CC 7.33
 		7.33
 		2H-CC 17.08
 		18.19
T Discoaster brouweri and D. triradiatus 1.95
 		1.97
 		1H-CC 7.33
 		7.33
 		2H-CC 17.08
 		18.19
T Discoaster pentaradiatus 2.52
 		2.52
 		1H-CC 7.33
 		7.33
 		2H-CC 17.08
 		18.19
T Discoaster surculus 2.63
 		2.63
 		1H-CC 7.33
 		7.33
 		2H-CC 17.08
 		18.19
T Discoaster tamalis 2.83
 		2.83
 		2H-CC 17.08
 		18.19
 		3H-CC 26.67
 		29.48
T Sphenolithus spp. 3.66
 		3.66
 		3H-CC 26.67
 		29.48
 		4H-CC 36.06
 		39.51
T Reticulofenestra pseudoumbilicus 3.82
 		3.82
 		3H-CC 26.67
 		29.48
 		4H-CC 36.06
 		39.51
T Amaurolithus spp. 4.56
 		4.56
 		4H-CC 36.06
 		39.51
 		5H-CC 45.44
 		49.46
B Amaurolithus primus 7.39
 		7.39
 		10H-CC 93.23
 		103.53
 		11H-CC 102.8
 		114.21
T Discoaster hamatus 9.63
 		9.63
 		13H-CC 121.11
 		135.88
 		14H-CC 131.28
 		147.51
B Discoaster bellus gr. (= B D. hamatus) 10.48
 		10.48
 		14H-CC 131.28
 		147.51
 		15H-CC 140.14
 		157.28
B Catinaster coalitus 10.79
 		10.79
 		15H-CC 140.14
 		157.28
 		16H-CC 149.82
 		168.16
T Coccolithus miopelagicus 11.02
 		11.02
 		15H-CC 140.14
 		157.28
 		16H-CC 149.82
 		168.16
B Triquetrorhabdulus rugosus 12.81
 		12.81
 		17H-CC 159.37
 		177.96
 		18H-CC 169.13
 		188.76
T Sphenolithus heteromorphus 13.55
 		13.55
 		17H-CC 159.37
 		177.96
 		18H-CC 169.13
 		188.76
B Sphenolithus heteromorphus 17.76
 		17.76
 		20H-CC 187.56
 		208.97
 		21H-CC 197.61
 		219.63
T Sphenolithus belemnos 17.89
 		17.89
 		21H-CC 197.61
 		219.63
 		22H-CC 207.18
 		229.95
T Sphenolithus delphix 23.07
 		23.07
 		24H-CC 226.28
 		250.75
 		25H-CC 235.59
 		262.07
B Sphenolithus delphix 23.33
 		23.33
 		24H-CC 226.28
 		250.75
 		25H-CC 235.59
 		262.07
T Sphenolithus ciperoensis 24.23
 		24.23
 		26H-3, 10 238.40
 		266.45
 		26H-3, 40 238.70
 		266.75
T Sphenolithus distentus 25.98
 		25.98
 		27H-3, 60 248.40
 		277.73
 		27H-3, 100 248.80
 		278.13
B Sphenolithus ciperoensis 27.55
 		27.55
 		28H-3, 30 257.60
 		288.52
 		28H-3, 100 258.30
 		289.22




208-1264C-

208-1264C-

B Emiliania huxleyi 0.26
 		0.26
 		1H-1, 1 0
 		0.1
 		1H-2, 1 1.46
 		1.56
T Pseudoemiliania lacunosa 0.46
 		0.46
 		1H-2, 1 1.46
 		1.56
 		1H-CC 2.95
 		3.05

Note: T = top, B = bottom.