Table 4.

Table T4. Nannofossil datum levels identified and age estimates used at Site 1125.

Depth
(mbsf) Bioevent Age
(Ma) Reference

2.05
LO Helicosphaera inversa
0.16
Sato and Kameo, 1996

4.53
LO Pseudoemiliania lacunosa
0.42
Sato and Kameo, 1996

23.60
LO Reticulofenestra asanoi
0.85
Sato and Kameo, 1996

23.60
FO Gephyrocapsa parallela
0.95
Sato and Kameo, 1996

28.22
LO Helicosphaera sellii
1.26
Sato and Kameo, 1996

35.80
FO Gephyrocapsa (medium)
1.67
Raffi and Flores, 1995

42.00
LO Discoaster brouweri
1.96
Raffi and Flores, 1995

47.08
LO Discoaster tamalis
2.76
Raffi and Flores, 1995

80.76
Acme Gephyrocapsa (small)
3.88
Rio, 1982

94.87
FO Pseudoemiliania lacunosa
4.00
Gartner, 1990

285.25
LO Discoaster quinqueramus
5.56
Raffi and Flores, 1995

374.50
LO Minylitha convallis
7.73
Shackleton et al., 1995

432.40
FO Minylitha convallis
9.34
Raffi and Flores, 1995

516.85
FO Discoaster bellus
10.50
Gartner, 1990

Depth (mbsf)	Bioevent	Age (Ma)	Reference
2.05	LO Helicosphaera inversa	0.16	Sato and Kameo, 1996
4.53	LO Pseudoemiliania lacunosa	0.42	Sato and Kameo, 1996
23.60	LO Reticulofenestra asanoi	0.85	Sato and Kameo, 1996
23.60	FO Gephyrocapsa parallela	0.95	Sato and Kameo, 1996
28.22	LO Helicosphaera sellii	1.26	Sato and Kameo, 1996
35.80	FO Gephyrocapsa (medium)	1.67	Raffi and Flores, 1995
42.00	LO Discoaster brouweri	1.96	Raffi and Flores, 1995
47.08	LO Discoaster tamalis	2.76	Raffi and Flores, 1995
80.76	Acme Gephyrocapsa (small)	3.88	Rio, 1982
94.87	FO Pseudoemiliania lacunosa	4.00	Gartner, 1990
285.25	LO Discoaster quinqueramus	5.56	Raffi and Flores, 1995
374.50	LO Minylitha convallis	7.73	Shackleton et al., 1995
432.40	FO Minylitha convallis	9.34	Raffi and Flores, 1995
516.85	FO Discoaster bellus	10.50	Gartner, 1990

Note: The depth of each datum level is placed at the midpoint between samples.