266 4/26/91CSC McCollum 266 GrpEvent Plotcode Y. Age Old Age Top depth Bottom dep 266 D LAD H. karstenii tHk 0.20 5-3,130 5-4,130 266 D LAD Actinocyclus ingens tAi 0.62 2-3,30" 2-CC 266 D LAD Rhizosolenia barboi tRb 1.58 5-5,130 5-6,120 266 D FAD N. kerguelensis bNk 3.10 4-4,120 4-CC 266 D LAD N. reinholdii tNr 3.20 6-3,120 6-4,120 266 D LAD N. praeinterfrigidaria tNp 3.50 6-CC 7-1,125 266 D FAD Nitzschia interfrigidaria bNi 3.75 7-2,45 7-4,120 266 D FAD A. parvulus bAp 4.20 4-3,100 4-4,120 266 D FAD R. diploneides bRd 4.20 6-5,110 6-6,120 266 D FAD N. praeinterfrigidaria bNp 4.55 9-4,99 9-CC 266 D LAD Denticulopsis hustedtii tDh 5.60 7-CC 8-1,55 266 D LAAD Denticulopsis hustedtii tADh 5.60 8-3,45 8-4,45 266 D FAD N. reinholdii bNr 5.80 9-CC 10-1,0 266 D FAD H. karstenii bHk 8.80 6-2,110 6-3,120 266 D LAD D. nicobarica tDn 12.00 11-6,70 11-CC 266 D LAD C. lewisianus tCl 13.20 12-CC 13-1,60 266 D FAD Denticulopsis hustedtii bDh 14.20 12-3,110 12-CC 266 D LAD S. jouseana tSj 14.70 13-1,60 13-2,70 266 D FAD D. lauta bDl 16.00 13-6,60 13-CC 266 D FAD Actinocyclus ingens bAi 16.30 13-CC 14-1,80 266 D FAD R. marylandicus bRm 22.00 21-4,60 21-5,60 266 D FAD C. lewisianus bCl 29.30 15-3,60 16-1,92 266 D FAD S. jouseana bSj 32.60 22-3,60 22-4,60 266 D LAD Cosmiodiscus insignis tCi 2.10 2.50 4-CC 5-1,120 266 D FAD D. nicobarica bDn 17.80 18-2,60 18-3,60 266 F TOP C.dissimilis TCds 17.60 19-1,92 19-2,92 266 N Discoaster variabilis T Dva 2.90 9-2,63 9-3,64 266 N Reticulofenestra pseudoumbilicus T Rps 3.50 9-2,63 9-3,64 266 N small Gephyrocapsa B sGe 3.60 1-4,90 2-2,60 266 N Cyclicargolithus floridanus T Cfl 11.60 12-2,130 12-3,39 266 N Sphenolithus heteromorphus T She 14.40 15-3,110 16-1,61 266 N Sphenolithus heteromorphus B She 17.10 17-1,100 17-2,41 266 N Sphenolithus belemnos T Sbe 17.40 19-1,115 19-2,40 266 N Sphenolithus belemnos B Sbe 21.50 19-6,40 19-6,115 266 N cf. B Ddr 23.20 21-1,115 21-2,40 266 R T Helotholus vema THEVE 2.32 4-CC 5-3,122 266 R T Cycladophora pliocenica TCYPL 1.73 3-CC 4-3,92 266 R B Helotholus vema BHEVE 4.20 9-CC 10-1,103 266 R T Cycladophora spongothorax TCYSP 8.30 9-CC 10-1,103 266 R B Eucyrtidium pseudoinflatum BEUPS 10.00 10-1,103 10-3,103 266 R T Actinomma golownini TANGO 10.20 9-CC 10-1,103 266 R B Cycladophora spongothorax BCYSP 12.30 10-5,141 11-1,53 266 R B Actinomma golownini BANGO 13.40 12-1,101 12-3,82 266 R T Antarctissa cylindrica TAACY 0.61 1-CC 2-3,82 266 R T Eucyrtidium calvertense TEUCA 1.85 3-CC 4-3,92 266 R T Desmospyris spongiosa TDMSP 2.34 4-CC 5-3,122 266 R T Prunopyle titan TPRTI 3.32 4-CC 6-3,112 266 R B Cycladophora davisiana BCYDA 2.50 4-3,92 6-3,112 266 R B Dendrospyris megalocephalis BDEME 12.45 12-CC 13-1,52 266 R B Cycladophora humerus BCYHU 14.20 12-CC 13-1,52 266 R B Eucyrtidium punctatum BEUPU 17.30 18-3,52 18-CC 266 R B Cycladophora g. regipileus BCYRE 19.40 20-3,51 20-CC 266 R T Stylatractus universus TSYUN 0.42 1-1,0 1-3,81 266 R LCO Lychnocanium grande LLYGR 4.60 8-6,126 9-1,90