|
Core, section, interval (cm)
|
Age
|
Zone/
Subzone |
Marker species
|
Age
(Ma)
|
Depth (mbsf)
|
|
Top
|
Bottom
|
Top
|
Bottom
|
Midpoint
|
±
|
|
342-U1409A-
|
342-U1409A- |
|
|
|
Pleistocene
|
|
2H-4, 75
|
2H-CC
|
|
NN20
|
T Pseudoemiliania lacunosa
|
0.44
|
6.35
|
10.64
|
8.50
|
2.15
|
|
2H-CC
|
3H-4, 75
|
|
NN19
|
T Discoaster brouweri
|
1.93
|
10.64
|
15.85
|
13.25
|
2.61
|
|
|
|
Pliocene
|
|
2H-CC
|
3H-4, 75
|
|
NN17
|
T Discoaster pentaradiatus
|
2.39
|
10.64
|
15.85
|
13.25
|
2.61
|
|
|
|
Oligocene
|
|
5H-2, 75
|
5H-4, 75
|
|
NP23
|
T Reticulofenestra umbilicus (>14 µm)
|
32.02
|
31.85
|
34.85
|
33.35
|
1.50
|
|
5H-2, 75
|
5H-4, 75
|
|
NP22
|
T Coccolithus formosus
|
32.92
|
31.85
|
34.85
|
33.35
|
1.50
|
|
|
|
Eocene
|
|
5H-2, 75
|
5H-4, 75
|
|
|
T Chiasmolithus grandis
|
37.98
|
31.85
|
34.85
|
33.35
|
1.50
|
|
5H-2, 75
|
5H-4, 75
|
|
|
B Dictyococcites bisectus (>10 µm)*
|
40.36
|
31.85
|
34.85
|
33.35
|
1.50
|
|
|
|
|
|
T Sphenolithus furcatolithoides
|
|
|
|
|
|
|
5H-6, 75
|
5H-CC
|
|
NP17
|
T Chiasmolithus solitus
|
40.40
|
37.85
|
38.70
|
38.28
|
0.43
|
|
6H-4, 84
|
6H-6, 80
|
|
|
B Reticulofenestra reticulata
|
41.66
|
44.44
|
47.40
|
45.92
|
1.48
|
|
6H-4, 84
|
6H-6, 80
|
|
|
T Nannotetrina spp.
|
41.85
|
44.44
|
47.40
|
45.92
|
1.48
|
|
6H-2, 100
|
6H-4, 84
|
|
|
B Reticulofenestra umbilicus (>14 µm)
|
41.94
|
41.60
|
44.44
|
43.02
|
1.42
|
|
6H-6, 81
|
6H-CC
|
|
|
T Nannotetrina fulgens
|
42.87
|
47.41
|
49.18
|
48.30
|
0.89
|
|
7H-4, 57
|
7H-CC
|
|
NP15c
|
T Chiasmolithus gigas
|
44.12
|
53.68
|
58.54
|
56.11
|
2.43
|
|
8H-CC
|
9H-CC
|
|
|
B Sphenolithus furcatolithoides
|
|
68.01
|
77.61
|
72.81
|
4.80
|
|
11H-2, 39
|
11H-4, 39
|
|
NP15b
|
B Chiasmolithus gigas
|
45.49
|
88.49
|
91.49
|
89.99
|
1.50
|
|
11H-CC
|
12H-2, 50
|
|
NP15a
|
B Nannotetrina fulgens
|
46.29
|
96.40
|
98.10
|
97.25
|
0.85
|
|
12H-4, 43
|
12H-4, 50
|
|
|
B Nannotetrina cristata
|
47.73
|
101.03
|
101.10
|
101.07
|
0.03
|
|
12H-4, 43
|
12H-4, 50
|
|
|
B Blackites inflatus
|
47.84
|
101.03
|
101.10
|
101.07
|
0.03
|
|
12H-4, 50
|
12H-CC
|
|
|
T Discoaster lodoensis
|
47.41
|
101.10
|
105.96
|
103.53
|
2.43
|
|
14H-3, 110
|
14H-5, 110
|
|
NP14
|
B Discoaster sublodoensis (5 rayed)
|
49.11
|
119.21
|
122.20
|
120.71
|
1.49
|
|
14H-3, 110
|
14H-5, 110
|
|
NP13
|
T Tribrachiatus orthostylus
|
50.50
|
119.21
|
122.20
|
120.71
|
1.49
|
|
15H-CC
|
16H-CC
|
|
|
B Dictyococcites/Reticulofenestra
|
50.50
|
126.09
|
126.97
|
126.53
|
0.44
|
|
16H-CC
|
17X-CC
|
|
|
T Toweius spp.‡
|
50.78
|
126.97
|
131.33
|
129.15
|
2.18
|
|
16H-CC
|
17X-CC
|
|
|
B Coccolithus crassus‡
|
51.64
|
126.97
|
131.33
|
129.15
|
2.18
|
|
19X-CC
|
20X-1, 35
|
|
NP12
|
B Discoaster lodoensis
|
53.70
|
141.22
|
151.15
|
146.18
|
4.97
|
|
19X-CC
|
20X-1, 35
|
|
|
B Girgisia gammation
|
|
141.22
|
151.15
|
146.18
|
4.97
|
|
20X-1, 35
|
20X-2, 135
|
|
NP11
|
T Tribrachiatus contortus
|
54.17
|
151.15
|
153.65
|
152.40
|
1.25
|
|
20X-2, 135
|
20X-2, 150
|
|
|
B Tribrachiatus orthostylus
|
54.37
|
153.65
|
153.80
|
153.73
|
0.08
|
|
20X-3, 45
|
20X-3, 48
|
|
|
B Tribrachiatus contortus
|
|
154.25
|
154.28
|
154.27
|
0.02
|
|
20X-3, 45
|
20X-3, 48
|
|
|
B Discoaster diastypus
|
54.95
|
154.25
|
154.28
|
154.27
|
0.02
|
|
20X-3, 45
|
20X-3, 48
|
|
|
T Fasciculithus spp.
|
55.64
|
154.25
|
154.28
|
154.27
|
0.02
|
|
20X-3, 48
|
20X-3, 56
|
|
NP10
|
B Rhomboaster bramlettei
|
55.86
|
154.25
|
154.36
|
154.31
|
0.06
|
|
20X-3, 56
|
20X-3, 77
|
|
NP9b
|
B Rhomboaster spp.
|
55.96
|
154.36
|
154.57
|
154.47
|
0.10
|
|
|
|
Paleocene
|
|
20X-3, 56
|
20X-3, 77
|
|
|
Fasciculithus diversity decline†
|
56.00
|
154.36
|
154.57
|
154.47
|
0.10
|
|
20X-3, 56
|
20X-3, 77
|
|
|
T Fasciculithus alanii†
|
56.00
|
154.36
|
154.57
|
154.47
|
0.10
|
|
20X-3, 150
|
20X-5, 114
|
|
|
T Ericsonia robusta (>9 µm)†
|
57.10
|
155.30
|
157.95
|
156.62
|
1.32
|
|
20X-5, 114
|
20X-CC
|
|
NP9a
|
B Discoaster multiradiatus
|
57.21
|
157.95
|
160.59
|
159.27
|
1.32
|
|
20X-5, 114
|
20X-CC
|
|
|
Tc Sphenolithus anarrhopus
|
|
157.95
|
160.59
|
159.27
|
1.32
|
|
20X-5, 114
|
20X-CC
|
|
|
B Discoaster delicatus†
|
57.45
|
157.95
|
160.59
|
159.27
|
1.32
|
|
20X-5, 114
|
20X-CC
|
|
|
B Ericsonia robusta (>9 µm)†
|
57.54
|
157.95
|
160.59
|
159.27
|
1.32
|
|
20X-5, 114
|
20X-CC
|
|
|
Tc Discoaster backmanii†
|
57.57
|
157.95
|
160.59
|
159.27
|
1.32
|
|
20X-CC
|
21X-CC
|
|
|
B Discoaster backmanii†
|
58.28
|
160.59
|
162.73
|
161.66
|
1.07
|
|
|
|
|
NP8
|
B Heliolithus riedellii
|
58.70
|
|
|
|
|
|
22X-4, 78
|
22X-6, 51
|
|
NP7
|
B Discoaster mohleri
|
58.97
|
175.28
|
178.01
|
176.65
|
1.36
|
|
23X-1, 75
|
23X-2, 75
|
|
|
B Sphenolithus anarrhopus†
|
59.40
|
180.35
|
181.85
|
181.10
|
0.75
|
|
23X-1, 75
|
23X-2, 75
|
|
NP6
|
B Heliolithus kleinpellii
|
59.54
|
180.35
|
181.85
|
181.10
|
0.75
|
|
23X-4, 64
|
23X-6, 56
|
|
|
B Heliolithus cantabriae
|
59.60
|
184.74
|
187.66
|
186.20
|
1.46
|
|
24X-2, 80
|
24X-4, 78
|
|
NP5
|
B Fasciculithus tympaniformis
|
61.51
|
191.50
|
194.53
|
193.02
|
1.52
|
|
|
|
|
NP4
|
B Ellipsolithus macellus
|
63.25
|
|
|
|
|
* = from Fornaciari et al. (2010) recalibrated to GTS2012. † = from Agnini et al. (2007) recalibrated to GTS2012. ‡ = from Agnini et al. (2006) recalibrated to GTS2012. B = base, Bc = base common, T = top, Tc = top common.