Table T4. Selected potentially age-indicative dinocyst events, Holes 1172A and 1172D.
Dinocyst datum
Core, section, interval (cm)
Depth (mbsf)
Magnetochron
Magneto
age
(Ma)
Top
Bottom
Top
Bottom
Mean
Error

189-1172A-






LO Enneadocysta partridgei (?) 38X-CC, 24-29 39X-2, 3-5 353.76 356.13 354.945 1.185 C11n 31
FO Hystrichokolpoma sp. cf. H. oceanicum 38X-CC, 24-29 39X-2, 3-5 353.76 356.13 354.945 1.185 C11n 31
LO Spinidinium macmurdoense (?) 39X-3, 122-124 39X-3, 145-147 358.82 359.05 358.935 0.115 C13r 33.5
LO Octodinium askiniae (?) 39X-3, 122-124 39X-3, 145-147 358.82 359.05 358.935 0.115 C13r 33.5
FO Spiniferites mirabilis 39X-3, 122-124 39X-3, 145-147 358.82 359.05 358.935 0.115 C13r 33.5
LO Alterbidinium distinctum (?) 39X-3, 122-124 39X-3, 145-147 358.82 359.05 358.935 0.115 C13r 33.5
LO Enneadocysta sp. A (?) 39X-3, 122-124 39X-3, 145-147 358.82 359.05 358.935 0.115 C13r 33.5
LO Stoveracysta kakanuiensis (?) 39X-3, 122-124 39X-3, 145-147 358.82 359.05 358.935 0.115 C13r 33.5
LO Turbiosphaera filosa (?) 39X-3, 122-124 39X-3, 145-147 358.82 359.05 358.935 0.115 C13r 33.5
LO Vozzhennikovia spp. 39X-3, 122-124 39X-3, 145-147 358.82 359.05 358.935 0.115 C13r 33.5
FO Reticulatosphaera actinocoronata 39X-4, 10-12 39X-4, 25-27 359.2 359.35 359.275 0.075 C13r 33.5
FO Stoveracysta kakanuiensis 39X-4, 40-42 39X-4, 45-47 359.51 359.56 359.535 0.025 C13r 33.5
FO Deflandrea sp. A 39X-4, 85-87 39X-4, 130-132 359.95 360.4 360.175 0.225 C16n1n 35.4
LO Schematophora speciosa 39X-4, 130-132 39X-4, 147-149 360.4 360.57 360.485 0.085 C16n1n 35.4
LO Spinidinium luciae 39X-5, 10-12 39X-5, 17-19 360.7 360.77 360.735 0.035 C16n1n 35.4
LO Aireiana verrucosa 39X-5, 17-19 39X-5, 22-24 360.77 360.82 360.795 0.025 C16n1n 35.4
LO Hemiplacophora semilunifera 39X-5, 17-19 39X-5, 22-24 360.77 360.82 360.795 0.025 C16n1n 35.4
FO Gelatia inflata 39X-5, 22-24 39X-5, 55-57 360.82 361.15 360.985 0.165 C16n1n 35.4
FO Aireiana verrucosa 39X-5, 55-57 39X-5, 85-87 361.15 361.45 361.3 0.15 C16n2n 35.7
FO Schematophora speciosa 39X-5, 85-87 39X-5, 100-102 361.45 361.6 361.525 0.075 C16n2n 35.7
FO Achomosphaera alcicornu 39X-6, 5-7 39X-6, 10-12 362.15 362.2 362.175 0.025 C16n2n 35.7
LOA Enneadocysta spp. 39X-7, 31-33 39X-7, 40-42 363.92 364.01 363.965 0.045 C16n2n 35.7
FCO Alterbidinium distinctum 39X-CC, 27-33 40X-1, 85-87 364.34 365.05 364.695 0.355 C16n2n 35.7
LO Pyxidinopsis waipawaensis group 39X-CC, 27-33 40X-1, 85-87 364.34 365.05 364.695 0.355 C16n2n 35.7
FOA Spinidinium macmurdoensis 40X-2, 85-87 40X-3, 85-87 366.56 368.06 367.31 0.75 C16r2r 36.4
FO Stoveracysta ornata 40X-3, 85-87 40X-4, 85-87 368.05 369.55 368.8 0.75 C16r2r 36.4
LO Wilsonidium ornatum 40X-CC, 26-31 41X-1, 85-87 374 374.65 374.325 0.325 C17n 37
LO Arachnodinium antarcticum 41X-5, 86-88 42X-3, 85-87 380.51 387.25 383.88 3.37 C18n1n 38.8
LO Hystrichosphaeridium truswelliae 41X-5, 86-88 42X-3, 85-87 380.51 387.25 383.88 3.37 C18n1n 38.8
LO Hystrichokolpoma spinosum 42X-6, 85-87 43X-2, 85-87 391.75 395.35 393.55 1.8 C18n1n 38.8
FO Hemiplacophora semilunifera 46X-6, 85-87 47X-2, 85-87 430.15 433.75 431.95 1.8 C19n 41.3
LO Spiniferites sp. B 47X-2, 85-87 47X-4, 85-87 433.75 436.75 435.25 1.5 C19r 42
LO Wilsonidium echinosuturatum 47X-2, 85-87 47X-4, 85-87 433.75 436.75 435.25 1.5 C19r 42
FO Batiacasphaera compta 50X-CC, 0-8 51X-2, 85-87 460.2 472.15 466.175 5.975 C20r 44.5
LCO Deflandrea convexa group 53X-CC, 34-39 54X-3, 85-87 498.8 502.45 500.625 1.825 C20r 44.5

189-1172D-






FO Wilsonidium echinosuturatum 5R-1, 40-42 5R-2, 38-40 507.4 508.88 508.14 0.74 C21n 46.6
FCO Enneadocysta sp. A 5R-2, 38-40 6R-2, 38-40 508.88 518.48 513.68 4.8 C21n 46.6
FCO Enneadocysta partridgei 6R-4, 38-40 7R-3, 40-42 521.48 529.6 525.54 4.06 C21r 48.5
LO Membranophoridium perforatum 6R-4, 38-40 7R-3, 40-42 521.48 529.6 525.54 4.06 C21r 48.5
LO Charlesdowniea edwardsii/columna 8R-6, 40-42 9R-2, 40-42 534.7 547.3 541 6.3 C22r 50
LO Cribroperidinium sp. A 9R-2, 40-42 9R-7, 40-42 547.3 554.8 551.05 3.75 C22r 50
FOA Vozzhennikovia spp. 9R-7, 40-42 9R-CC, 15-22 554.8 555.295 555.0475 0.2475 C22r 50
LO Batiacasphaera cassicula 10R-1, 40-42 10R-3, 40-42 555.5 558.5 557 1.5 C23n1n 50.8
FO Arachnodinium antarcticum 10R-3, 40-42 11R-5, 40-42 558.5 571.1 564.8 6.3 C23n2n 51.4
LO Melitasphaeridium pseudorecurvatum 10R-3, 40-42 11R-5, 40-42 558.5 571.1 564.8 6.3 C23n2n 51.4
FOA Phthanoperdinium echinatum group 10R-3, 40-42 11R-5, 40-42 558.5 571.1 564.8 6.3 C23n2n 51.4
FO Charlesdowniea edwardsii/columna 11R-5, 40-42 11R-6, 40-42 571.1 572.6 571.85 0.75 C23r 52
LO Thalassiphora delicata 11R-5, 40-42 11R-6, 40-42 571.1 572.6 571.85 0.75 C23r 52
LO Dracodinium waipawaense 12R-4, 40-42 12R-5, 40-42 579.21 580.71 579.96 0.75 C23r 52
LO Impagidinium cassiculum 12R-4, 40-42 12R-5, 40-42 579.21 580.71 579.96 0.75 C23r 52
FO Hystrichokolpoma rigaudiae 12R-CC, 23-28 13R-1, 40-42 584.27 584.31 584.29 0.02 C24n1n 52.4
FO Hystrichokolpoma spinosum 12R-CC, 23-28 13R-1, 40-42 584.27 584.31 584.29 0.02 C24n1n 52.4
FO Hystrichokolpoma truncatum 12R-CC, 23-28 13R-1, 40-42 584.27 584.31 584.29 0.02 C24n1n 52.4
LO Cerodinium medcalfii 13R-1, 40-42 13R-2, 40-42 584.31 585.81 585.06 0.75 C24n1n 52.4
FO Membranophoridium perforatum 13R-1, 40-42 13R-2, 40-42 584.31 585.81 585.06 0.75 C24n1n 52.4
LOA Palaeocystodinium spp. 13R-2, 40-42 13R-3, 40-42 585.81 587.31 586.56 0.75 C24r1r 52.6
FO Cribroperidinium sp. A 13R-5, 40-42 13R-6, 40-42 589.81 591.81 590.81 1 C24n2n 52.757
FO Dracodinium waipawaense 13R-5, 40-42 13R-6, 40-42 589.81 591.81 590.81 1 C24n2n 52.757
FO Batiacasphaera cassicula 13R-6, 40-42 13R-7, 40-42 591.81 593.31 592.56 0.75 C24n3n 53.1
FO Octodinium askinae 15R-3, 40-42 15R-4, 40-42 606.51 608.01 607.26 0.75 C24r3r 53.5
FO Melitasphaeridium pseudorecurvatum 15R-3, 40-42 15R-4, 40-42 606.51 608.01 607.26 0.75 C24r3r 53.5
FO Thalassiphora pelagica 15R-3, 40-42 15R-4, 40-42 606.51 608.01 607.26 0.75 C24r3r 53.5
FO Deflandrea convexa group 15R-4, 40-42 15R-5, 40-42 608.01 609.51 608.76 0.75 C24r3r 53.5
LO Aiora fenestrata 15R-5, 40-42 15R-6, 40-42 609.51 611.01 610.26 0.75 C24r3r 53.5
LCO Alisocysta margarita 15R-7, 40-42 16R-1, 40-42 612.51 613.11 612.81 0.3 C24r3r 53.5
FCO Deflandrea phosphoritica group 16R-1, 40-42 16R-2, 40-42 613.11 614.61 613.86 0.75 C24r3r 54
FO Pentadinium laticinctum 16R-1, 40-42 16R-2, 40-42 613.11 614.61 613.86 0.75 C24r3r 54
LCO Alisocysta reticulata group 16R-3, 40-42 16R-4, 40-42 616.11 617.61 616.86 0.75 C24r3r 54.5
FO Apectodinium homomorphum 17R-1, 40-42 17R-2, 40-42 622.71 624.21 623.46 0.75 C25n 56
FCO Deflandrea antarctica group 17R-4, 40-42 17R-5, 40-42 627.21 628.71 627.96 0.75 C25n 56
LO Tanyosphaeridium spp. 17R-4, 40-42 17R-5, 40-42 627.21 628.71 627.96 0.75 C25n 56
LO Cerodinium spp. 17R-5, 40-42 17R-6, 40-42 628.71 630.21 629.46 0.75 C25n 56
FO Spinidinium macmurdoensis 18R-2, 40-42 18R-4, 40-42 633.78 636.8 635.29 1.51 C25r 57
LCO Alisocysta circumtabulata 19R-3, 40-42 20R-1, 40-42 644.9 651.51 648.205 3.305 C25r 57
LO Oligosphaeridium spp. 19R-3, 40-42 20R-1, 40-42 644.9 651.52 648.21 3.31 C25r 57
FO Diphyes colligerum 20R-4, 40-42 20R-5, 40-42 656 657.51 656.755 0.755 C25r 57
LOA Glaphyrocysta/Areoligera spp. 20R-7, 40-42 20R-CC, 7-12 660.51 660.875 660.6925 0.1825 C25r 57
LO Senegalinium dilwynense 21R-4, 40-42 21R-5, 40-42 665.6 667.1 666.35 0.75 C25r 57
FO Impagidinium victorianum 21R-5, 40-42 21R-CC, 5-11 667.1 667.2 667.15 0.05 C25r 57
FO Pyxidinopsis waipawaensis group 21R-5, 40-42 21R-CC, 5-11 667.1 667.2 667.15 0.05 C25r 57
FO Spiniferites sp. B 21R-5, 40-42 21R-CC, 5-11 667.1 667.2 667.15 0.05 C25r 57
FO Hystrichosphaeridium truswelliae 23R-1, 41-43 23R-CC, 28-33 680.42 682.06 681.24 0.82 C25r 57
FO Impagidinium cassiculum 23R-1, 41-43 23R-CC, 28-33 680.42 682.06 681.24 0.82 C25r 57
FO Thalassiphora delicata 23R-1, 41-43 23R-CC, 28-33 680.42 682.06 681.24 0.82 C25r 57.3
LO Trithyrodinium evittii 23R-2, 4-8 23R-CC, 28-33 681.56 682.06 681.81 0.25 C25r 57.3
LO Alterbidinium acutulum 23R-CC, 28-33 24R-5, 12-14 682.06 695.93 688.995 6.935 C25r 57.3
FO Cerodinium medcalfii 23R-CC, 28-33 24R-5, 12-14 682.06 695.93 688.995 6.935 C25r 57.3
FOA Glaphyrocysta/Areoligera spp. 23R-CC, 28-33 24R-5, 12-14 682.06 695.93 688.995 6.935 C25r 57.3
LO Operculodinium? sp. A 23R-CC, 28-33 24R-5, 12-14 682.06 695.93 688.995 6.935 C25r 57.3
LOA Palaeoperidinium pyrophorum 23R-CC, 28-33 24R-1, 60-64 682.06 690.3 686.18 4.12 ?C28 63?
LO Senoniasphaera inornata 24R-1, 60-64 24R-2, 60-64 690.3 691.8 691.05 0.75 ?C28 63?
LOA Manumiella spp. 24-5, 36-38 24R-5, 40-42 696.17 696.21 696.19 0.02 C29n 64.7
LO Spiniferites sp. A 24R-5, 36-38 24R-5, 40-42 696.17 696.21 696.19 0.02 C29n 64.7
FOA Palaeoperidinium pyrophorum 24R-5, 40-42 24R-5, 44-46 696.21 696.25 696.23 0.02 C29n 64.7
FO Senoniasphaera inornata 24R-5, 40-42 24R-5, 44-46 696.21 696.25 696.23 0.02 C29n 64.7
FO Trithyrodinium evittii 24R-5, 40-42 24R-5, 47-48 696.21 696.275 696.2425 0.0325 C29/30n 64.7-65.5
LO Dinopterygium sp. A 24R-5, 44-46 24R-5, 47-48 696.25 696.275 696.2625 0.0125 C29/30n 64.7-65.6
FO Cerodinium speciosum/striatum 24R-CC, 0-6 25R-CC, 14-20 699.02 709.17 704.095 5.075 C30n 66
LO Odontochitina operculata 27R-7, 40-42 28R-6, 40-42 727.4 735.77 731.585 4.185 C31n 68.5
FO Alisocysta reticulata group 28R-6, 40-42 28R-7, 40-42 735.77 737.01 736.39 0.62 C31n 68.5
FO Alisocysta circumtabulata 28R-6, 40-42 28R-7, 40-42 735.77 737.01 736.39 0.62 C31n 68.5
FO Dinopterygium sp. A 30R-CC, 15-22 31R-CC, 17-22 747.5 766.14 756.82 9.32 C31r 69
FOA Manumiella spp. 31R-CC, 17-22 bottom 766.14 770 768.07 1.93 C31r 69

Note: LO = last occurrence, FO = first occurrence, LCO = last common occurrence, FCO = first common occurrence, LOA = last occurrence of abundant, FOA = first occurrence of abundant.