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Table T4. Bioevents reexamined in this study (HO Pseudoemiliania lacunosa) and reported during Expedition 317 (all others; see the “Methods” chapter [Expedition 317 Scientists, 2011a]).
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Depth CSF-A (m)
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Core, section
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Age (Ma)
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Bioevent
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Age reference
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Top
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Bottom
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Top
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Bottom
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317-U1352B-
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317-U1352B-
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0.29
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LO Emiliania huxleyi (NN21 base)
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Lourens et al. (2004)
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112.82
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121.10
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12H-CC
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13H-CC
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0.44
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HO Pseudoemiliania lacunosa (NN20 base)
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Lourens et al. (2004)
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129.77
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130.34
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14H-6
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14H-CC
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0.91
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HCO Reticulofenestra asanoi
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Lourens et al. (2004)
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257.09
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266.92
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29H-CC
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30H-CC
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1.24
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HO Gephyrocapsa >6.5 µm
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de Kaenel et al. (1999)
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348.59
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360.08
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42X-CC
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43X-CC
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1.26
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HO Gephyrocapsa >5.5 µm
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Lourens et al. (2004)
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360.08
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369.96
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43X-CC
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44X-CC
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1.56
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LO Gephyrocapsa >5.5 µm
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Lourens et al. (2004)
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412.30
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427.34
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49X-CC
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50X-CC
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1.69
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HO Gephyrocapsa >4 µm
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Lourens et al. (2004)
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463.67
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469.84
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54X-CC
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55X-CC
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1.73
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LO Gephyrocapsa caribbeanica
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de Kaenel et al. (1999)
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469.84
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484.83
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55X-CC
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56X-CC
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Hiatus
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491.74
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525.34
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57X-CC
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61X-CC
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2.78
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HO Reticulofenestra ampla
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Kameo and Bralower (2000)
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525.34
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542.58
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61X-CC
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62X-CC
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LO = lowest occurrence, HO = highest occurrence, HCO = highest common occurrence.