Table T7. Age-depth control points, Site 1193.
 
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)
Upsection
Downsection



194-1193A-
194-1193A-



CN FO Emiliania huxleyi 0.26 1H-1, 90 0.90 1H-2, 80 2.30 1.60 0.70 0.70
CN LO Pseudoemiliania lacunosa 0.46 1H-2, 80 2.30 1H-3, 10 3.10 2.70 0.40 0.40
CN LO Calcidiscus macintyrei 1.7 1H-3, 30 3.30 1H-5, 30 6.30 4.80 1.50 1.50
CN LO Discoaster brouweri 2 1H-3, 30 3.30 1H-5, 30 6.30 4.80 1.50 1.50
CN LO Discoaster pentaradiatus 2.5 1H-3, 30 3.30 1H-5, 30 6.30 4.80 1.50 1.50
CN LO Discoaster surculus 2.6 1H-3, 30 3.30 1H-5, 30 6.30 4.80 1.50 1.50
CN LO Discoaster tamalis 2.8 1H-3, 30 3.30 1H-5, 30 6.30 4.80 1.50 1.50
PF LO Dentoglobigerina altispira 3.09 1H-5, 18 6.18 1H-CC 6.58 6.38 0.20 0.20
CN LO Sphaeroidinellopsis seminulina 3.12 1H-CC 6.58 2H-2, 10 8.20 7.39 0.81 0.81
CN LO Reticulofenestra pseudoumbilica 3.7 2H-5, 90 13.50 2H-6, 98 15.08 14.29 0.79 0.79
PF LO Globorotalia margaritae 3.8 2H-CC 15.97 3H-2, 10 17.70 16.84 0.87 0.86
PF LO Globorotalia nepenthes 4.18 4H-1, 80 26.40 4H-2, 10 27.20 26.80 0.40 0.40
CN FO Sphaeroidinella dehiscens 5.30 3H-CC 26.06 4H-CC 35.39 30.73 4.67 4.67
PF FO Globorotalia tumida 5.60 4H-CC 35.39 5H-BCI 37.10 36.25 0.86 0.85
CN LO Discoaster quinqueramus 5.6 4H-6, 80 33.90 4H-CC 35.39 34.65 0.74 0.75
PF LO Globoturborotalita connecta 16.40 43X-CC 233.74 44X-CC 239.58 236.66 2.92 2.92
PF LO Globigerinoides parawoodi 16.80 51X-CC 296.42 52X-BCI 310.70 303.56 7.14 7.14
CN FO Sphenolithus heteromorphus 18.2 60X-CC 367.31 73X-BCI 450.40 408.86 41.55 41.55
CN LO Sphenolithus belemnos 18.5 73X-CC 445.70 75X-BCI 460.10 452.90 7.20 7.20
CN FO Sphenolithus belemnos 20.6 78X-CC 470.03 79X-BCI 479.30 474.67 4.63 4.64
CN LO Zygrhablithus bijugatus 22.5 81X-CC 486.92 82X-BCI 503.30 495.11 8.19 8.19



194-1193A-
194-1193C-



LBF Range of LBF associations LF5-LF7 12-24.0 5H-CC 37.00 6R-BCI 529.30


Notes: Source: CN = calcareous nannoplankton, PF = planktonic foraminifers, LBF = large benthic foraminifers. Datum: FO = first occurrence, LO = last occurrence. Core, section, interval: BCI = bottom of cored interval.