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Table T6. Age estimates of planktonic foraminiferal datum events considered for Expedition 346.

Event and species Berggren et al.,
1985a and 1985b
age (Ma)
Cande and Kent, 1992
age (Ma)
GTS2012
age (Ma)
Zone
(Maiya, 1978)
References
X Neogloboquadrina pachyderma coiling change dextral to sinistral 0.37 0.37 0.38 PF9 Lyle et al., 1997
LO Neogloboquadrina kagaensis     0.7 PF7 Kucera and Kennett, 2000
FO Temporally high abundance of Globorotalia inflata (#1 bed)     0.9–1.0 PF9/PF8 Miwa, 2014
X Neogloboquadrina pachyderma coiling change sinistral to dextral     1.14–1.24 PF8/PF7 Miwa, 2014
FO Neogloboquadrina humerosa 1.1 1.2 1.22 PF7 Lyle et al., 1997
LO Temporally high abundance of Globorotalia inflata (#2 bed)     1.24–1.34 PF7 Miwa, 2014
FO Globorotalia inflata     1.46–1.67 PF7 Miwa, 2014
LO Neogloboquadrina asanoi     1.8 PF7 Motoyama et al., 2004
X Neogloboquadrina pachyderma coiling change dextral to sinistral     1.8 PF7 Miwa, 2014
X Neogloboquadrina pachyderma coiling change sinistral to dextral     2.22 PF7 Miwa, 2014
LO Temporally high abundance of Globorotalia inflata praeinflata     2.5 PF7 Miwa, 2014
FO Globorotalia tosaensis 3 3.1 3.09 PF7 Lyle et al., 1997
LO Sphaeroidinellopsis spp. 3.1 3.2 3.19 PF7 Lyle et al., 1997
FO Temporally high abundance of Globorotalia inflata praeinflata (#3 bed)     3.25 PF7/PF6 Miwa, 2014
FO Globorotalia inflata praeinflata 3.2 3.3 3.3 PF6 Lyle et al., 1997
FO Neogloboquadrina asanoi     4.2 PF6 Miwa, 2014
LO Temporally high abundance of Globorotalia ikebei     4.3 PF6 Miwa, 2014
FO Neogloboquadrina acostaensis 4 4.2 4.4 PF6 Lyle et al., 1997
X Neogloboquadrina pachyderma coiling change dextral to sinistral     4.7–4.8 PF6 Miwa, 2014
FO Temporally high abundance of Globorotalia ikebei     4.7–4.8 PF6 Miwa, 2014
LO Globorotalia puncticulata 4.4 4.6 4.789 PF6 Lyle et al., 1997
LO Barren of planktonic foraminifers     5.3 PF6/PF5 Miwa, 2014
FO Barren of planktonic foraminifers     8.6 PF5/PF4 Miwa, 2014
X Neogloboquadrina pseudopachyderma coiling change sinistral to dextral     8.6 PF5/PF4 Miwa, 2014
X Neogloboquadrina pseudopachyderma coiling change dextral to sinistral     11.6 PF4 Miwa, 2014
LO Globorotalia rikuchuensis     11.6 PF4 Miwa, 2014
FO Neogloboquadrina pseudopachyderma     12.4 PF4/PF3 Miwa, 2014
FO Orbulina spp.     14.8 PF2/PF1 Shackleton et al., 1999

FO = first occurrence, LO = last occurrence, X = changes in coiling direction. Bold = zonal markers.

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