Table T10. Composite summary of the Pleistocene, Pliocene, and late and middle Miocene calcareous nannofossil datums identified in cored sequences along with their ages and depth locations within the cores.
| Nannofossil datums | Depth
of top and/or bottom (mbsf) |
|||||||
|---|---|---|---|---|---|---|---|---|
| Index fossil | Top/Bottom | Age (Ma) |
Site 1039 |
Site 1040 underthrust | Site 1041 |
Site 1043 prism | Site 1043 underthrust | |
Emiliania huxleyi |
B |
0.26 |
31.03 |
Unable to determine | 7.99 |
171.8 |
||
Psuedoemiliania lacunosa |
T |
0.46 |
48.75 |
405.74 |
29.76 |
181.89 |
||
Helicosphaera sellii |
T |
1.47 |
97.3 |
417.37 |
1.47 |
203.6 |
||
Discoaster brouwerii |
T |
1.95 |
105.5 |
449.8 |
214.47 |
|||
Discoaster pentaradiatus |
T |
2.55 |
120.37 |
462.4 |
||||
Reticulofenestra pseudoumbilicus |
T |
3.75 |
134.21 |
472.75 |
245.67 |
|||
Sphenolithus abies/neoabies |
T |
3.75 |
134.21 |
472.75 |
245.67 |
|||
Triquetrorhabdulus rugosus |
T |
5.34 |
149.8 |
|||||
Discoaster quinqueramus |
T |
5.6 |
151.9 |
477.99 |
263.13 |
|||
Discoaster loeblichii |
T |
7.4 |
166.11 |
|||||
Discoaster berggrenii |
B |
8.6 |
168.35 |
483.46 |
||||
Discoaster loeblichii |
B |
8.7 |
170.73 |
|||||
Discoaster hamatus |
T |
9.4 |
175.63 |
|||||
Discoaster hamatus |
B |
10.7 |
180.37 |
|||||
Coccolithus miopelagicus |
T |
10.8 |
182.21 |
501 |
||||
Discoaster kugleri |
T |
11.5 |
189.87 |
510.48 |
||||
Discoaster kugleri |
B |
11.8 |
198.65 |
516.54 |
||||
Cyclicargolithus floridanus |
T |
11.8 |
201.51 |
|||||
Sphenolithus heteromorphus |
T |
13.6 |
259.4 |
553.94 |
||||
Helicosphaera ampliaperta |
T |
15.6 |
326.83 |
629.2 |
||||
Sphenolithus heteromorphus |
B |
18.2 |
||||||