440B 5/2/91CSC J.Barron Barron,85,Koizumi,86 440B GrpEvent Plotcode Y. Age Old Age Top depth Bottom depth 440B D top N.reinholdii tNr 0.60 1-CC 2-CC 440B D base P.doliolus bPd 1.60 18-CC 19-CC 440B D base N.jouseae bNj 4.30 48-CC 49-CC 440B D base T.oestrupii bTo 5.20 56-CC 57-CC 440B D base N.marina bNm 5.50 64-CC 65-CC 440B D top S.jouseana tSj 5.70 61-CC 62-CC 440B D top A.ingens tAi 4.70 48-CC 49-CC 440B D top N.fossilis tNf 0.70 2-CC 3-CC 440B D top T.convexa tTc 2.40 24-CC 25-CC 440B D top N.jouseae tNj 2.60 28-CC 29-CC 440B D base T.convexa v.aspinosa bTca 5.80 54-CC 55-CC 440B D base N.reinholdii bNr 5.50 60-CC 61-CC 440B D base H.cuneiformis bHc 11.00 46-CC 47-CC 440B F FAD G.inflata Fifl 3.00 21-4,26 22,CC 440B F FAD G.crassaformis s.s. Fcrs 4.20 28,CC 29-2,20 440B F FAD G.tumida Ftum 5.20 28,CC 29-2,20 440B F LAD G.tosaensis Ltos 0.60 3,CC 4,CC 440B F FAD G.tosaensis Ftos 3.10 21-4,26 22,CC 440B F BT N. pachyderma Bpac 8.80 58-3,2 440B N Pseudoemiliania lacunosa T Pla 0.47 1-CC 440B N Calcidiscus macintyrei T Cma 1.45 15-3,40 15-CC 440B N Gephyrocapsa oceanica B Goc 1.68 15-3,40 15-CC 440B N Gephyrocapsa caribbeanica B Gca 1.74 20-2,92 20-6,26 440B N Discoaster brouweri T Dbr 1.90 19-CC 20-2,92 440B N Discoaster triradiatus T Dtr 1.90 19-CC 20-2,92 440B N Discoaster asymmetricus T Das 2.20 46-3,11 46-CC 440B N Discoaster pentaradiatus T Dpe 2.40 22-3,123 28-CC 440B N Discoaster surculus T Dsu 2.40 22-3,123 28-CC 440B N Discoaster tamalis T Dta 2.60 32-4,68 33-4,58 440B N Discoaster decoratus T Dde 2.90 47-CC 48-5,9 440B N Discoaster variabilis T Dva 2.90 22-3,123 28-CC 440B N Pseudoemiliana lacunosa B Pla 3.40 34-1,13 43-4,130 440B N Sphenolithus abies/neoabies T Sna 3.47 34-1,13 43-4,130 440B N Reticulofenestra pseudoumbilicus T Rps 3.50 34-1,13 43-4,130 440B N Amaurolithus delicatus T Ade 3.70 53-4,40 53-CC 440B N Discoaster tamalis B Dta 3.80 33-4,58 34-1,13 440B N Discoaster asymmetricus B Das 4.10 46-CC 47-CC 440B N Ceratolithus rugosus B Cru 4.50 49-2,148 50-CC 440B N Triquetrorhabdulus rugosus T Tru 5.00 59-4,23 60-3,10 440B N Discoaster quinqueramus T Dqu 5.60 57-CC 58-5,8 440B N Discoaster berggrenii T Dbe 5.60 59-4,23 60-3,10 440B N Amaurolithus delicatus B Ade 6.50 59-4,23 60-3,10 440B N Discoaster quinqueramus B Dqu 8.20 71-2,70 440B R T Botryostrobus bramlettei TBSBR 4.20 42-3,120 43-CC 440B R B Spongaster tetras BSPTE 3.70 39-1,147 40-1,19 440B R B Cycladophora davisiana BCYDA 2.70 50-1,115 51-3,16 440B R B Eucyrtidium matuyami BEUMA 1.90 19-3,12 20-1,60 440B R B Pterocanium praetextum BPTPT 3.90 23-3,46 25-1,20 440B R B Sphaeropyle langii BSHLA 4.70 54-3,101 55-3,38 440B R T Eucyrtidium matuyami TEUMA 1.00 7-3,21 7-5,20