"Table T3. Foraminiferal and bolboformid datums used during Leg 181." Age NZ Foraminiferal event References (Ma) stage ~0.2 Wq FO Globorotalia cavernula Hornibrook 1982 0.34 Wc/Wq Boundary Naish et al. 1998 0.45 Wc FO Globorotalia hirsuta Pujol & Duprat 1983 0.62 Wc "LO Plectofrondicularia advena, P. pellucida" Weinholz & Lutze 1989 ~0.6 Wc LO Globorotalia puncticuloides "Hornibrook 1982, Hornibrook & Jenkins 1994, modified this leg" ~0.7 Wc FCO Globorotalia inflata in subantarctic "Hornibrook & Jenkins 1994, modified this leg" ~0.7 Wc LCO Globorotalia puncticuloides "Hornibrook & Jenkins 1994, modified this leg" ~0.8 Wc FO Globorotalia truncatulinoides in subantarctic "Scott et al. 1990, Hornibrook & Jenkins 1994, modified this leg" ~1 Wc LO Globorotalia tosaensis s.s. morphotypes Scott et al. 1990 1.07 Wn/Wc Boundary Naish et al. 1998 ~1.1 Wn/Wc LO Haeuslerella pliocenica Hornibrook et al. 1990 1.81 Pliocene/Pleistocene Boundary Ogg et al. 1998 2.1 Wn LO Globorotalia crassaformis (dextral) Morgans et al. 1996 ~2.5 Wn FO Globorotalia crassacarina Scott et al. 1990 2.6 Wm/Wn Boundary "Morgans et al. 1996, Naish et al. 1998" 2.6 Wm/Wn FO Globorotalia crassula "Scott et al. 1990, Hornibrook et al. 1989" 3 Wp/Wm Boundary Morgans et al. 1996 3 Wp/Wm FO Globorotalia crassaformis (dextral) Morgans et al. 1996 3 Wp/Wm FO Globorotalia tosaensis Scott et al. 1990 3 Wp/Wm LO Globorotalia crassaconica Scott et al. 1990 3.2 Wp LO Globorotalia praehirsuta Scott et al. 1990 3.4 Wp LO Globorotalia subconomiozea "Scott et al. 1990, Hornibrook 1982" 3.4 Wp LO Globorotalia pliozea Hornibrook 1982 3.6 u Wp FO Globorotalia puncticuloides Scott et al. 1990 3.6 Wp FO Globorotalia praehirsuta Scott et al. 1990 3.6 Wo/Wp Boundary Morgans et al. 1996 3.6 Wo/Wp LO Hopkinsina mioindex "Hornibrook et al. 1989, Boersma 1986" 3.6 Wo/Wp LO Uvigerina hispida "Hornibrook et al. 1989, Boersma 1986" 3.6 Wo/Wp FO Globorotalia inflata triangula Scott et al. 1990 3.6 Wo/Wp LCO Globorotalia pliozea Scott et al. 1990 3.7 Wo FO Globorotalia inflata Morgans et al. 1996 3.7 Wo LO Globorotalia puncticulata s.s. Scott et al. 1990 4.2 Wo LO Zeaglobigerina nepenthes Berggren et al. 1996 4.3 Wo LO Globorotalia margaritae Ogg et al. 1998 ~4.7 Wo FO Globorotalia crassaconica Scott et al. 1990 ~4.8 Wo LO Globorotalia mons Scott et al. 1990 5.2 Miocene/Pliocene Boundary 5.2 Tk/Wo Boundary Morgans et al. 1996 5.2 Tk/Wo FO Globorotalia puncticulata s.s. Morgans et al. 1996 5.2 Tk/Wo LO Globorotalia sphericomiozea "Scott et al. 1990, Hornibrook & Jenkins 1994" 5.2 Tk/Wo LO Globorotalia juanai Scott et al. 1990 5.2 Tk/Wo FO Globorotalia crassaformis Scott et al. 1990 5.4 Tk/Wo FO Globorotalia margaritae "Scott et al. 1990, Srinivasan & Sinha 1992" 5.4 Tk FO Globorotalia pliozea Scott et al. 1990 5.5 Tk FO Globorotalia mons Scott et al. 1990 5.6 l/u Tk FO Globorotalia sphericomiozea "Morgans et al. 1996, Roberts et al. 1994" 5.6 l/u Tk LO Globorotalia miotumida Morgans et al. 1996 ~6.6 Tt/Tk Boundary Morgans et al. 1996 ~6.6 Tt/Tk FO Bolivinita pliozea Morgans et al. 1996 ~6.6 u Tk FO Globorotalia juanai Scott et al. 1990 ~7 u Tk LO Bolboforma pentaspinosa Grutzmacher 1993 ~8 u Tt LO Rectuvigerina ongleyi "Boersma 1986, Hornibrook et al. 1989" 9.2 Tt FCO Neogloboquadrina pachyderma Berggren 1992 9.9 u/l Tt LO Globoquadrina dehiscens "Morgans et al. 1996, Wright & Vella 1988, M. Crundwell, p.c., 1999" 10 l Tt LO Globorotalia miotumida (dextral) "M. Crundwell, p.c., 1999" 10.1 l Tt FO Globorotalia miotumida (dextral) "M. Crundwell, p.c., 1999" (Takemokihi coiling event) ~10.3 l Tt LO Globorotalia panda "Scott et al. 1990, Scott 1995" ~10.5 l Tt LO Orbulina suturalis Jenkins 1967 ~10.7 l Tt LO Globorotalia miotumida (dextral) "Scott 1995, M. Crundwell, p.c., 1999" ~10.5 l Tt LO Bolboforma subfragoris Grutzmacher 1993 ~11 lTt LO Neogloboquadrina continuosa Kennett & Srinivasan 1983 10.9 l Tt FO Globorotalia miotumida (dextral) "Scott 1995, M. Crundwell, p.c., 1999" (Kaiti event) 10.9 l Tt LO Paragloborotalia mayeri "Scott 1995, M. Crundwell, p.c., 1999" 11.3 Sw/Tt FO Neogloboquadrina pachyderma "Hornibrook et al. 1989. Scott, p.c., 1999" 11.3 Sw/Tt Boundary Morgans et al. 1996 11.3 Sw/Tt FO Bolivinita pohana Morgans et al. 1996 11.5 u Sw FO Bolboforma pentaspinosa Grutzmacher 1993 11.5 u Sw FO Bolboforma subfragoris Grutzmacher 1993 11.5 u Sw FO Globorotalia scitula Scott et al. 1990 11.8 u Sw FO Globigerina nepenthes Ogg et al. 1998 13 Sl/Sw Boundary Morgans et al. 1996 13 Sl/Sw LO Globorotalia conica "Morgans et al. 1996, Scott 1991" 13 Sl/Sw LO Globorotalia amuria "Morgans et al. 1996, Scott 1991" 13 Sl/Sw LO Fohsella peripheroronda "Morgans et al. 1996, Scott 1991" 13.2 Sl FCO Paragloborotalia mayeri s.s. "Scott 1991, Scott et al. 1990" ~13.2 Sl FO Globorotalia miotumida Scott et al. 1990 ~13.2 Sl LO Globorotalia praemenardii Scott et al. 1990 ~13.2 Sl LO Globigerinoides bisphericus Hornibrook et al. 1989 ~14.5 l Sl FO Orbulina universa "Scott, p.c.,, 1999" 14.8 l Sl LO Praeorbulina glomerosa Berggren et al. 1995 14.8 l Sl LO Praeorbulina circularis Kennett & Srinivasan 1983 15 Sl FO Globorotalia panda Scott et al. 1990 15.1 Sc/Sl Boundary Morgans et al. 1996 15.1 Sc/Sl FO Orbulina suturalis "Berggren et al. 1995, Morgans et al. 1996" ~15.1 Sc LO Rectuvigerina rerensis "Hornibrook et al. 1989, Boersma 1986" 15.6 mSc FO Praeorbulina circularis "Jenkins 1967, Kennett and Srinivasan 1983" 15.8 Sc FO Globorotalia praemenardii Scott et al. 1990 15.9 Sc LO Globorotalia miozea s.s. "Scott et al. 1990, Berggren 1992" ~16 Sc FO Globorotalia conica Scott et al. 1990 16 Sc FO Paragloborotalia mayeri Scott et al. 1991 16.3 Pl/Sc Boundary Morgans et al. 1996 16.3 Pl/Sc FO Praeorbulina curva "Berggren et al. 1985, Morgans et al. 1996" 16.3 Pl/Sc LO Globorotalia zealandica Scott et al. 1990 16.3 Pl/Sc LO Paragloborotalia bella Scott et al. 1990 16.4 u Pl FO Planulina wuellerstorfi Boersma 1986 16.4 u Pl LO Catapsydrax stainforthi Kennett and Srinivasan 1983 16.7 m/u Pl FO Globorotalia miozea Morgans et al. 1996 16.7 m/u Pl LO Globorotalia praescitula Scott et al. 1990 16.7 m/u Pl LCO Globorotalia zealandica Scott et al. 1990 ~17 u Pl FO Globigerinoides bisphericus Hornibrook et al. 1989 ~17 u Pl FO Fohsella peripheronda Scott et al. 1990 ~17 m Pl reappearance Globoquadrina dehiscens Scott et al. 1995 ~17.8 m Pl LO Catapsydrax dissimilis Morgans et al. unpubl. data ~18.5 m Pl FO Sphaeroidinellopsis disjuncta Hornibrook et al. 1989 ~18.6 l/m Pl local disappearance Globoquadrina dehiscens Scott et al. 1995 18.6 l/m Pl FO Globorotalia zealandica Morgans et al. unpubl. data 18.5 l/m Pl LO Globorotalia incognita Morgans et al. unpubl. data ~19 l Pl FO Globigerinoides trilobus Hornibrook et al. 1989 ~19 l Pl FO Globorotalia bella Morgans et al. unpubl. data 19 Po/Pl Boundary Morgans et al. unpubl. data 19 Po/Pl FO Globorotalia praescitula Morgans et al. unpubl. data 21.6 Po FO Globorotalia incognita "Scott et al. 1990, Berggren 1992" 22 l Po FO Spiroloculina novozealandica Morgans et al. in press 22.1 Lw/Po Boundary Morgans et al. in press 22.1 Lw/Po FO Ehrenbergina marwicki Morgans et al. in press ~22.2 l Lw FO Zeaglobigerina connecta Hornibrook et al. 1989 22.5 l Lw LO Globigerina brazieri Morgans et al. in press 22.5 l/u Lw LO Globigerina euapertura Morgans et al. in press ~23 Lw FO Zeaglobigerina woodi Hornibrook et al. 1989 23.8 Oligocene/Miocene Boundary 24 l Lw FO Globigerina brazieri Hornibrook et al. 1989 ~25 l Lw FO Rectuvigerina rerensis "Hornibrook et al. 1989, Boersma 1986" 25 Ld/Lw Boundary Morgans et al. 1996 25 Ld/Lw FO Globoquadrina dehiscens Morgans et al. 1996 27.1 Lwh/Ld Boundary Morgans et al. 1996 27.1 Lwh/Ld LO Paragloborotalia opima opima Berggren et al. 1995 27.1 Lwh/Ld FO Notorotalia spinosa "Hornibrook et al. 1989, Morgans et al. 1996" 27 Lwh/Ld LO Rotaliatina sulcigera Hornibrook et al. 1989 28.5 u Lwh LO Jenkinsina samwelli Jenkins & Srinivasan 1986 28.5 u Lwh LCO Chiloguembelina cubensis Li et al. 1992 29.7 u Lwh FO Tenuitellinata juvenilis Li et al. 1992 30 l/u Lwh LO Subbotina angiporoides "Berggren 1992, Morgans et al. 1996" 30.3 l Lwh LO Turborotalia ampliapertura Ogg et al. 1998 30.6 l Lwh FO Paragloborotalia opima opima Berggren et al. 1995 ~32 l Lwh FO Tenuitella munda "Jenkins & Srinivasan 1986, Hornibrook et al. 1989" ~32 l Lwh LCO Paragloborotalia gemma "Jenkins & Srinivasan 1986, Hornibrook et al. 1989" ~32 l Lwh LO Globigerina brevis "Jenkins & Srinivasan 1986, Hornibrook et al. 1989" ~33 l Lwh LO Uvigerina bortotara "Hornibrook et al. 1989, Boersma 1986" ~33.5 l Lwh LO Pseudohastigerina micra "Jenkins & Srinivasan 1986, Hornibrook et al. 1989" ~33.5 l Lwh LO Globorotalia insolita "Jenkins & Srinivasan 1986, Hornibrook et al. 1989" 33.7 Eocene/Oligocene Boundary ~34 l Lwh LO Cibicidoides parki Hornibrook et al. 1989 34.3 Ar/Lwh Boundary Morgans et al. 1996 34.3 Ar/Lwh LO Nuttallides truempyi van Morkhoven et al. 1986 34.3 Ar/Lwh LO Globigerinatheka index Morgans et al. 1996 ~34.8 Ar LO Ponticulasphaera semiinvoluta Jenkins 1967 ~35 Ar FO Paragloborotalia gemma "Jenkins & Srinivasan 1986, Hornibrook et al. 1989" ~35 Ar FO Globigerina brevis "Jenkins & Srinivasan 1986, Hornibrook et al. 1989" 35.5 Ar FO Turborotalia ampliapertura "Jenkins & Srinivasan 1986, Hornibrook et al. 1989" 35.5 Ak/Ar Boundary Morgans et al. 1996 35.5 Ak/Ar FO Sphaeroidina bulloides Hornibrook et al. 1989 35.5 Ak/Ar FO Bolivina pontis Morgans et al. 1996 37 Ab/Ak Boundary Morgans et al. 1996 42 Dp/Ab Boundary Morgans et al. 1996 42 Dp/Ab FO Globigerinatheka index s.s. Morgans et al. 1996 55.5 Paleocene/Eocene Boundary 55.5 Dt/Dw Boundary Morgans et al. 1996 ~55.5 Dt/Dw LO Rzehakina epigona Hornibrook et al. 1989 ~55.5 Dt/Dw LO Spiroplectammina spectabilis Hornibrook et al. 1989 ~55.5 Dt/Dw LO Conotrochammina whangaia Hornibrook et al. 1989 ~55.5 Dt/Dw LO Alabamina creta Hornibrook et al. 1989 ~55.5 Dt/Dw LO Nuttallides florealis Hornibrook et al. 1989 ~55.5 Dt/Dw LO Valvulineria teuriensis Hornibrook et al. 1989 ~63 Dt FO Allomorphina conica Hornibrook et al. 1989 ~63 Dt FO Nuttallides carinotruempyi Hornibrook et al. 1989 ~63 Dt FO Nuttallides florealis Hornibrook et al. 1989 "Note: FO = first occurrence, LO = last occurrence, FCO = first common occurrence, p.c. = personal communication."