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Table T5. Age estimates of planktonic foraminiferal datum events for the Pacific Ocean considered for Expedition 346.

Event and species Age
(Ma)
Zone/Subzone
(base)
Reference
LO Globorotalia flexuosa 0.07 PT1b Berggren et al., 1995a
LO* Globigerinoides ruber (pink) 0.12 PT1b Thompson et al., 1979
FO Globigerinella calida 0.22 PT1b Chapronière et al., 1994
FO Globorotalia flexuosa 0.40 PT1b Berggren et al., 1995a
FO Globorotalia hirsuta 0.45 PT1b Pujol and Duprat, 1983
LO Globorotalia (Truncorotalia) tosaensis 0.61 PT1b/PT1a Mix et al., 1995
FO Globorotalia hessi 0.75 PT1a Chapronière et al., 1994
X* Pulleniatina coiling change random to dextral 0.80 PT1a Pearson, 1995
LO Globoturborotalita obliquus 1.30 PT1a Chaisson and Pearson, 1997
LO Globoturborotalita apertura 1.64 PT1a Chaisson and Pearson, 1997
LO Globigerinoides fistulosus 1.88 PT1a/PL6 Shackleton et al., 1990
LO Globigerinoides extremus 1.98 PL6 Chaisson and Pearson, 1997
LO Globoturborotalita woodi 2.30 PL6 Chaisson and Pearson, 1997
LO Globorotalia pertenuis 2.30 PL6 Chaisson and Pearson, 1997
LO* Globorotalia pseudomiocenica 2.39 PL6/PL5 Berggren et al., 1995a
Pliocene/Pleistocene boundary 2.59   Gradstein et al., 2012
LO Globoturborotalita decoraperta 2.75 PL5 Chaisson and Pearson, 1997
LO Globorotalia (Menardella) multicamerata 2.98 PL5 Chaisson and Pearson, 1997
FO Globigerinoides fistulosus 3.33 PL5 Berggren et al., 1995a
LO* Dentoglobigerina altispira 3.47 PL5/PL4 Chaisson and Pearson, 1997
FO Globorotalia pertenuis 3.52 PL4 Chaisson and Pearson, 1997
LO* Sphaeroidinellopsis seminulina 3.59 PL4/PL3 Chaisson and Pearson, 1997
LO Pulleniatina primalis 3.66 PL3 Berggren et al., 1995a
LO Globorotalia plesiotumida 3.77 PL3 Chaisson and Pearson, 1997
LO Globorotalia (Hirsutella) margaritae 3.85 PL3/PL2 Chaisson and Pearson, 1997
X Pulleniatina coiling change sinistral to dextral 4.08 PL2 Chaisson and Pearson, 1997
LO* Pulleniatina spectabilis 4.21 PL2 Berggren et al., 1995a
LO Globoturborotalita nepenthes 4.37 PL2/PL1 Chaisson and Pearson, 1997
LO Sphaerodinellopsis kochi 4.53 PL1 Chaisson and Pearson, 1997
LO Globorotalia (Hirsutella) cibaoensis 4.60 PL1 Berggren et al., 1995b
Miocene/Pliocene boundary 5.33   Gradstein et al., 2012
FO Sphaeroidinella dehiscens s.l. 5.53 PL1 Chaisson and Pearson, 1997
FO* Globorotalia tumida 5.57 PL1/M14 Shackleton et al., 1995
FO Turborotalita humilis 5.81 M14 Chaisson and Pearson, 1997
LO Globoquadrina dehiscens 5.92 M14 Chaisson and Pearson, 1997
FO Globorotalia (Hirsutella) margaritae 6.08 M14 Chaisson and Pearson, 1997
LO* Globorotalia lenguaensis 6.14 M14/M13b Berggren et al., 1995b
FO Globigerinoides conglobatus 6.20 M13b Chaisson and Pearson, 1997
X Neogloboquadrina acostaensis coiling change sinistral to dextral 6.37 M13b Berggren et al., 1995b
FO Pulleniatina primalis 6.60 M13b Berggren et al., 1995b
X Neogloboquadrina acostaensis coiling change dextral to sinistral 6.77 M13b Berggren et al., 1995b
FO Candeina nitida 8.43 M13b Berggren et al., 1995b
FO Neogloboquadrina humerosa 8.56 M13b Berggren et al., 1995b
FO Globorotalia plesiotumida 8.58 M13b/M13a Chaisson and Pearson, 1997
FO Globigerinoides extremus 8.93 M13a Turco et al., 2002
FO Globorotalia cibaoensis 9.44 M13a Chaisson and Pearson, 1997
FO Globorotalia juanai 9.69 M13a Chaisson and Pearson, 1997
FO* Neogloboquadrina acostaensis [(sub)tropical] 9.83 M13a/M12 Chaisson and Pearson, 1997
LO*Paragloborotalia mayeri [(sub)tropical] 10.46 M12/M11 Chaisson and Pearson, 1997
FO* Neogloboquadrina acostaensis (temperate) 10.57 M11 Chaisson and Pearson, 1997
FO Globorotalia limbata 10.64 M11 Chaisson and Pearson, 1997
LO Cassigerinella chipolensis 10.89 M11 Turco et al., 2002
FO Globoturborotalita apertura 11.18 M11 Chaisson and Pearson, 1997
FO Globoturborotalita decoraperta 11.49 M11 Chaisson and Pearson, 1997
LO Globigerinoides subquadratus 11.54 M11 Turco et al., 2002
FO Globoturborotalita nepenthes 11.63 M11/M10 Turco et al., 2002
LO Globorotalia (Fohsella) fohsi s.l. (includes lobata and robusta) 11.79 M10/M9b Chaisson and Pearson, 1997
FO Globorotalia lenguaensis 12.84 M9b Turco et al., 2002
FO Globorotalia (Fohsella) foshi robusta 13.13 M9b/M9a Chaisson and Pearson, 1997
FO Globorotalia (Fohsella) fohsi s.l. 13.41 M9a/M8 Chaisson and Pearson, 1997
FO Globorotalia (Fohsella) praefohsi 13.77 M8/M7 Turco et al., 2002
LO Globorotalia (Fohsella) peripheroronda 13.80 M7 Turco et al., 2002
LO Clavatorella bermudezi 13.82 M7 Shackleton et al., 1999
LO Globorotalia archeomenardii 13.87 M7 Turco et al., 2002
FO Globorotalia (Fohsella) peripheroacuta 14.24 M7/M6 Pearson and Chaisson, 1997
FO Globorotalia praemenardii 14.38 M6 Pearson and Chaisson, 1997
LO Praeorbulina sicana 14.53 M6 Shackleton et al., 1999
LO Globigerinatella insueta 14.66 M6 Pearson and Chaisson, 1997
FO Orbulina suturalis 15.10 M6/M5b Shackleton et al., 1999

* = regional age only, † = references are available in Wade et al. (2011). LO = last occurrence, FO = first occurrence, X = change in coiling direction. Bold = zonal markers.

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