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Table T39. Site U1331 calcareous nannofossil datums.
|
Source
|
Event
|
Age*
(Ma)
|
Core, section, interval (cm)
|
Depth
(mbsf [m CSF-A])
|
Depth (rmcd [adjusted
m revised CCSF-A])
|
Error
(±)
(m)
|
Depth Site 1220
(rmcd)
|
Error
(±)
(m)
|
|
Top
|
Bottom
|
Top
|
Bottom
|
Top
|
Bottom
|
Mean
|
Top
|
Bottom
|
Mean
|
|
|
|
|
320-U1331A-
|
320-U1331A-
|
|
|
|
|
|
|
|
|
|
|
|
Ship
|
B Sphenolithus distentus
|
30.00
|
2H-4, 70
|
2H-5, 70
|
10.40
|
11.90
|
11.90
|
13.40
|
12.65
|
0.75
|
|
55.22
|
|
|
|
Ship
|
T Reticulofenestra umbilicus
|
32.00
|
3H-5, 110
|
3H-6, 110
|
21.80
|
23.30
|
24.71
|
26.22
|
25.47
|
0.75
|
71.55
|
72.98
|
72.26
|
0.71
|
|
Ship
|
T Coccolithus formosus
|
32.90
|
3H-6, 110
|
3H-CC
|
23.30
|
24.34
|
26.22
|
27.29
|
26.76
|
0.53
|
72.98
|
74.53
|
73.75
|
0.78
|
|
Ship
|
T Discoaster saipanensis
|
34.40
|
4H-1, 110
|
4H-7, 10
|
25.30
|
33.30
|
28.56
|
36.56
|
32.56
|
4.00
|
76.35
|
86.81
|
81.58
|
5.23
|
|
Ship
|
T Chiasmolithus grandis
|
37.10
|
6H-5, 70
|
6H-7, 9
|
49.90
|
51.79
|
57.06
|
59.08
|
58.07
|
1.01
|
103.26
|
104.53
|
103.89
|
0.63
|
|
Ship
|
B Dictyococcites bisectus
|
38.00
|
6H-CC
|
7H-1, 30
|
52.60
|
53.00
|
59.87
|
62.81
|
61.34
|
1.47
|
105.04
|
106.95
|
106.00
|
0.96
|
|
Ship
|
T Chiasmolithus solitus
|
40.40
|
7H-2, 30
|
8H-6, 50
|
54.50
|
70.20
|
64.31
|
80.97
|
72.64
|
8.33
|
107.93
|
117.76
|
112.84
|
4.92
|
|
Ship
|
B Reticulofenestra umbilicus >14 µm
|
42.50
|
11H-4, 30
|
11H-5, 30
|
94.68
|
96.18
|
107.90
|
109.40
|
108.65
|
0.75
|
128.74
|
129.29
|
129.01
|
0.28
|
|
Ship
|
T Nannotetrina fulgens
|
43.40
|
13H-2, 5
|
13H-5, 70
|
111.25
|
116.40
|
129.12
|
134.37
|
131.75
|
2.63
|
137.94
|
140.32
|
139.13
|
1.19
|
|
|
|
|
320-U1331C-
|
320-U1331C-
|
|
|
|
|
|
|
|
|
|
|
|
Ship
|
T Tribrachiatus orthostylus
|
50.70
|
17H-3, 100
|
17H-3, 109
|
188.00
|
188.09
|
210.75
|
210.84
|
210.80
|
0.05
|
|
|
|
|
* = Expedition 320/321 Scientists (2010a). T = top, B = bottom.
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