Table T6. Stratigraphic occurrence and chronology of datum levels of calcareous nannofossils, Site 1150.
|
Datum event
|
Zone
(base)
|
Age
(Ma)
|
Upper sample
|
|
Lower sample
|
Core, section,
interval (cm)
|
Depth
(mbsf)
|
|
Core, section,
interval (cm)
|
Depth
(mbsf)
|
|
|
|
|
186-1150A- |
|
|
186-1150A- |
|
| FO |
Emiliania huxleyi
|
CN 15 |
0.248 |
5H-CC |
46.33 |
|
6H-CC |
55.73 |
| LO |
Pseudoemiliania lacunosa
|
CN14b |
0.408 |
7H-CC |
65.30 |
|
8H-CC |
74.45 |
| FO |
Gephyrocapsa parallela
|
CN14a |
0.94 |
10H-CC |
84.53 |
|
11H-CC |
94.09 |
| FO |
Gephyrocapsa caribbeanica
|
CN13b |
1.71 |
14X-CC |
124.71 |
|
15X-CC |
130.20 |
| LO |
Discoaster brouweri
|
CN13a |
1.95 |
15X-CC |
130.20 |
|
16X-CC |
139.58 |
| LO |
Discoaster pentaradiatus
|
CN12d |
2.36 |
21X-CC |
192.01 |
|
22X-CC |
202.94 |
| LO |
Discoaster tamalis
|
CN12b |
2.51 |
26X-CC |
239.55 |
|
27X-CC |
251.16 |
| LO |
Reticulofenestra pseudoumbilicus
|
CN 11 |
3.83 |
37X-CC |
357.39 |
|
38X-CC |
366.98 |
| FO |
Ceratolithus rugosus
|
CN10c |
5.089 |
64X-CC |
601.35 |
|
65X-CC |
609.96 |
|
|
|
|
186-1150B- |
|
|
186-1150B- |
|
| LO |
Discoaster quinqueramus
|
CN10a |
5.537 |
11R-1, 10 cm |
796.60 |
|
11R-3, 10cm |
799.48 |
| FO and LO |
Amaurolithus amplificus
|
|
5.99-6.84 |
19R-CC |
877.53 |
|
|
|
| FO |
Discoaster berggrenii
|
CN9a |
8.28 |
38R-CC |
1058.56 |
|
39R-CC |
1070.80 |
Note: FO = first occurrence, LO = last occurrence.