|
Event
|
Age
(Ma) |
Zone (base)
|
Core, section, interval
|
Depth (mbsf)
|
||||
|---|---|---|---|---|---|---|---|---|
|
A
|
B
|
Top
|
Bottom
|
Top
|
Bottom
|
Mean
|
||
|
|
|
|
|
175-1086A- | 175-1086A- |
|
|
|
| LO Calcidiscus macintyrei | 1.67 |
|
|
1H-CC | 2H-CC | 6.72 | 16.00 | 11.36 |
| LO Discoaster brouweri | 1.95 | NN19 | CN13a | 2H-CC | 3H-CC | 16.00 | 26.15 | 21.08 |
| LO Discoaster surculus | 2.55 | NN17 | CN12c | 3H-CC | 4H-CC | 26.15 | 35.65 | 30.90 |
| LO Reticulofenestra pseudoumbilicus | 3.82 | NN16 | CN12a | 5H-CC | 6H-CC | 43.10 | 54.67 | 48.89 |
| LO Amaurolithus tricorniculatus | 4.5 | NN15 | CN11 | 6H-CC | 7H-CC | 54.67 | 64.16 | 59.42 |
| FO Discoaster asymmetricus | 5.02 | NN14 | CN10d | 8H-CC | 9H-CC | 73.59 | 83.05 | 78.32 |
| LO Discoaster quinqueramus | 5.54 | NN12 | CN10a | 10H-CC | 11H-CC | 92.66 | 102.05 | 97.36 |
| LO Amaurolithus amplificus | 5.9 |
|
|
15H-CC | 16H-CC | 140.04 | 149.73 | 144.89 |
| FO Amaurolithus amplificus | 6.6 |
|
|
17H-CC | 18H-CC | 159.10 | 168.59 | 163.85 |
| FO Amaurolithus primus | 7.2 |
|
|
20H-CC | 21H-CC | 187.66 | 197.04 | 192.35 |
Notes: FO = first occurrence and LO = last occurrence. Zonal codes are those from (A) Martini (1971) and (B) Okada and Bukry (1980).