Table T7. Age-depth control points, Site 1197.
| Source | Datum |
Age (Ma) |
Top: FO presence or LO absence |
Bottom: LO
presence or FO absence |
Average depth (mbsf) |
|
|
||
|---|---|---|---|---|---|---|---|---|---|
|
Core, section, interval (cm) |
Depth (mbsf) |
Core, section, interval (cm) |
Depth (mbsf) |
Uncertainty (m) | |||||
|
Up-section
|
Down-section
|
||||||||
| 194-1197A- | 194-1197A- | ||||||||
| CN | Acme Emiliania huxleyi | 0.08 | 1H-1, 0 | 0.00 | 1H-2, 136 | 2.86 | 1.43 | 1.43 | 1.43 |
| PF | LO Globigerinoides ruber (pink) | 0.12 | 1H-1, 0 | 0.00 | 1H-CC | 6.13 | 3.07 | 3.07 | 3.07 |
| CN | FO Emiliania huxleyi | 0.26 | 1H-2, 136 | 2.86 | 1H-CC | 5.95 | 4.41 | 1.55 | 1.55 |
| CN | LO Pseudoemiliania lacunosa | 0.46 | 1H-CC | 5.95 | 2H-CC | 15.50 | 10.73 | 4.78 | 4.78 |
| PF | LO Globorotalia tosaensis | 0.65 | 1H-CC | 6.13 | 2H-CC | 15.61 | 10.87 | 4.74 | 4.74 |
| PF | FO Pulleniatina finalis | 1.30 | 3H-CC | 25.22 | 4H-CC | 34.87 | 30.05 | 4.83 | 4.83 |
| CN | LO Calcidiscus macintyrei | 1.7 | 4H-CC | 34.87 | 5H-CC | 44.20 | 39.54 | 4.67 | 4.67 |
| PF | LO Globigerinoides fistulosus | 1.77 | 4H-CC | 34.87 | 5H-CC | 44.20 | 39.54 | 4.67 | 4.67 |
| PF | LO Globigerinoides extremus | 1.80 | 4H-3, 13 | 28.23 | 5H-CC | 44.20 | 36.70 | 7.50 | 7.50 |
| CN | LO Discoaster brouweri | 2 | 6H-CC | 53.61 | 7H-1, 29 | 53.89 | 53.75 | 0.14 | 0.13 |
| PF | LO Globorotalia pseudomiocenica | 2.30 | 7H-1, 29 | 53.89 | 7H-CC | 54.59 | 54.24 | 0.35 | 0.36 |
| 194-1197B- | 194-1197B- | ||||||||
| PF | Range of Zones N16-N18 assemblage | 4.8-11.0 | 3R-CC | 69.21 | 13R-BCI | 175.00 | |||
| PF | LO Globorotalia siakensis | 11.4 | 14R-CC | 175.40 | 15R-BCI | 193.71 | 184.56 | 9.16 | 9.16 |
| CN | LO Sphenolithus heteromorphus | 13.6 | 37R-CC | 398.28 | 38R-BCI | 415.50 | 406.89 | 8.61 | 8.61 |
| CN | FO Sphenolithus heteromorphus | 18.2 | 57R-CC | 598.41 | 58R-BCI | 607.90 | 603.16 | 4.75 | 4.75 |
| CN | Range of Sphenolithus belemnos | 18.5-19.3 | 61R-CC | 631.14 | 61R-BCI | 636.50 | 633.82 | 2.68 | 2.68 |
Notes: Source: CN = calcareous nannoplankton, PF = planktonic foraminifers. Datum: LO = last occurrence, FO = first occurrence. Core, section, interval: BCI = bottom of cored interval.