Table 6. Shipboard nannofossil distribution data from Site 1006 used in Figure 6.
 
Event
Zones
Age
(Ma)*
Age
(Ma)
Depth
(mbsf)
B Emiliania huxleyi (NN20/21) 0.25
4.24
T Pseudoemiliania lacunosa (NN19/20) 0.41
20.53
T Reticulofenestra asanoi
0.85
39.53
T Gephyrocapsa spp. (large)
1.2
48.49
B Gephyrocapsa spp. (large)
1.44
68.03
B Gephyrocapsa caribbeanica (NN18/19) 1.72
91.78
T Discoaster pentaradiatus
2.4
120.28
T Discoaster surculus
2.56
134.33
T Discoaster tamalis
2.75
148.78
T Reticulofenestra pseudoumbilicus (NN15/16) 3.66
172.53
T Amaurolithus spp.
4.5
258.62
B Ceratolithus rugosus
4.7
325.98
T Discoaster quinqueramus (NN11/12) 5.6 5.537 383.42
T Reticulofenestra (small)
6.5
417.8
B D. quinqueramus (NN10/11) 8.6
500.95
T Discoaster hamatus (NN9/10) 9.4 9.635 530.48
B D. hamatus (NN8/9) 10.7 10.476 567.45
B Catinaster coalitus (NN7/8) 11.3 10.794 602.51
T Cyclicargolithus floridanus (NN6/7) 13.2
696.27

Note: T = top, B = bottom.* = after Berggren et al. (1995); † = after ODP Leg 154 (Curry, Shackleton, Richter, et al., 1995).