Table T9. Biostratigraphic events identified at Site 1125.
Events
Group
Age
(Ma)Sample
Depth
(mbsf)
1
LO Helicosphaera inversa
N
0.16
1125A-1H-CC
4.21
2
LO Pseudoemiliania lacunosa
N
0.42
1125A-2H-CC
13.37
3
FO Globorotalia truncatulinoides
F
~0.8*
1125A-2H-CC
13.4
4
LO Reticulofenestra asanoi
N
0.85
1125A-3H-CC
23.6
5
FO Gephyrocapsa parallela
N
0.98
1125A-3H-CC
23.6
6
LO Helicosphaera sellii
N
1.26
1125A-4H-CC
32.83
7
FO Gephyrocapsa (medium)
N
1.67
1125A-4H-CC
32.83
8
LO Discoaster brouweri
N
1.96
1125A-5H-CC
42.58
9
LO Discoaster tamalis
N
2.76
1125A-6H-CC
51.57
10
FO Globorotalia crassula
F
2.6
1125A-6H-CC
51.57
11
LO Globorotalia crassaformis (dextral)
F
2.1
1125A-7H-6, 42-44 cm
59.7
12
FO Globorotalia crassaformis (dextral)
F
3.0
1125A-7H-CC
61.8
13
Acme Gephyrocapsa (small)
N
3.88
1125A-9H-CC
80.67
14
FO Globorotalia puncticuloides
F
3.6
1125A-9H-CC
80.8
15
FO Globorotalia inflata triangula
F
3.6
1125A-9H-CC
80.8
16
FO Pseudoemiliania lacunosa
N
4.0
1125A-10H-CC
89.91
17
FO Globorotalia inflata
F
3.7
1125A-11H-CC
99.8
18
LO Globorotalia puncticulata
F
3.7
1125A-11H-CC
99.8
19
LCO Globorotalia pliozea
F
3.6
1125A-13H-CC
118.8
20
FO Globorotalia crassaconica
F
~4.7
1125A-17H-CC
156.7
21
LO Globorotalia mons
F
~4.8
1125A-17H-CC
156.7
22
FO Globorotalia puncticulata
F
5.2
1125B-25X-CC
234.7
23
FO Globorotalia crassaformis
F
5.2
1125B-25X-CC
234.7
24
LO Globorotalia sphericomiozea
F
5.2
1125B-25X-CC
234.7
25
LO Globorotalia juanai
F
5.2
1125B-26X-CC
245.2
26
LO Globorotalia miotumida
F
5.6
1125B-26X-CC
245.2
27
FO Globorotalia pliozea
F
5.4
1125B-26X-CC
245.2
28
FO Globorotalia sphericomiozea
F
5.6
1125B-27X-CC
253.9
29
FO Globorotalia mons
F
5.5
1125B-29X-CC
274.0
30
LO Discoaster quinqueramus
N
5.56
1125B-31X-CC
288.28
31
FO Globorotalia juanai
F
~6.6
1125B-37X-CC
348.3
32
LO Minylitha convallis
N
7.73
1125B-40X-CC
379.02
33
LO Bolboforma aff. metzmacheri
F
8.5
1125B-41X-CC
389.4
34
FO Minylitha convallis
N
9.43
1125B-45X-CC
427.81
35
LO Globoquadrina dehiscens
F
9.9
1125B-48X-CC
450.8
36
LO Globorotalia panda
F
~10.3
1125B-50X-CC
475
37
FO Discoaster bellus
N
10.5
1125B-54X-CC
512.73
38
Acme Kaiti Globorotalia miotumida (dextral) event
F
10.8-10.9
1125B-58X-CC
548.2
Note: * = in subantarctic.