503A 1/11/83MPB 503A GrpEvent Plotcode Y. Age Old Age Top depth Bottom depth 503A D top N.reinholdii tNr 0.65 4-2,108 4-3,48 503A D top N.fossilis tNf 0.85 3-CC 4-1,48 503A D top R.matuyamai tRm 0.94 4-3,48 4-CC 503A D base R.matuyamai bRm 1.10 4-CC 5-1,48 503A D top R.praebergonii v. robusta bRpr 1.55 7-2,108 7-3,48 503A D base P.doliolus bPd 1.80 9-2,102 9-3,48 503A D top N.jouseae tNj 2.60 11-CC 12-CC 503A D base T.convexa v.convexa bTcc 3.60 19-2,108 19-CC 503A D top N.cylindrica tNc 4.30 25-CC 26-CC 503A D base N.jouseae bNj 4.50 27-CC 28-CC 503A D top A.acutiloba tAa 5.35 34-2,48 34-2,108 503A D base T.miocenica bTm 6.10 42-1,48 42-1,108 503A D base T.convexa v.aspinosa bTca 6.10 44-CC 45-CC 503A D base T.praeconvexa bTp 6.30 46-CC 47-CC 503A D top N.porteri tNp 6.70 45-CC 46-CC 503A D base N.miocenica bNm 6.70 50-1,48 50-1,108 503A D top R.paleacea tRp 6.90 50-3,108 50-CC 503A D base N.reinholdii bNr 7.30 53-2,48 53-CC 503A D base N.cylindrica bNc 7.60 34-3,48 34-CC 503A D top N.jouseae tNj 2.60 12-CC 13-3,90 503A D base R.praebergonii bRp 3.00 15-2,88 15-CC 503A D base T.oestrupii bTo 5.10 33-CC 34-2,58 503A D top T.miocenica tTm 5.10 32-1,61 33-1,100 503A D top N.miocenica tNm 5.55 36-CC 37-1,124 503A D top T.praeconvexa tTp 5.80 38-CC 39-2,91 503A D top R.praepaleacea tRpp 6.00 40-CC 41-2,120 503A F TOP G.seiglei Tsgl 4.30 42,CC 43,CC 503A F BT G.tumida Btum 5.20 33,CC 34,CC 503A F BT G.congobatus Bcgb 5.30 43,CC 44,CC 503A F BT G.cibaoensis Bcbn 5.30 40,CC 41,CC 503A F TOP G.dehiscens TGqd 5.30 32,CC 33,CC 503A F BT P.primalis BPpr 5.80 38,CC 39,CC 503A F BT N.humerosa Bhum 7.50 36,CC 37,CC 503A M Jaramillo T1N2 0.91 4-2,100 4-2,120 503A M Olduvai B2N1 1.88 9-2,100 9-2,130 503A M Gauss T2AN1 2.47 12-2,60 12-2,90 503A M Gauss (^kaena) T2AN2 2.99 14-3,30 14-3,40 503A M Gilbert-cochiti T3N1 3.88 21-3,10 21-3,40 503A N Emiliania huxleyi B Ehu 0.28 2-1,50 2-1,110 503A N Pseudoemiliania lacunosa T Pla 0.47 2-3,50 2-3,100 503A N Helicosphaera sellii T Hse 1.37 5-2,108 5-3,48 503A N Calcidiscus macintyrei T Cma 1.45 7-2,108 7-3,48 503A N Discoaster brouweri T Dbr 1.90 9-1,108 9-2,48 503A N Discoaster pentaradiatus T Dpe 2.40 12-2,48 12-3,48 503A N Discoaster surculus T Dsu 2.40 13-2,108 13-3,48 503A N Discoaster tamalis T Dta 2.60 13-3,48 13-3,108 503A N Reticulofenestra pseudoumbilicus T Rps 3.50 18-CC 19-CC 503A N Discoaster asymmetricus B Das 4.10 26-CC 27-CC 503A N Ceratolithus rugosus B Cru 4.50 27-CC 28-CC 503A N Ceratolithus acutus T Cac 4.57 26-CC 27-CC 503A N Ceratolithus acutus B Cac 5.00 28-CC 29-CC 503A N Amaurolithus primus B Apr 6.50 47-CC 48-CC 503A R B Amphirhopalum ypsilon BARYP 3.60 13-3,50 14-3,50 503A R B Buccinosphaera invaginata BBUIN 0.68 1-1,50 2-1,100 503A R B Collosphaera tuberosa BCOTU 0.28 2-2,50 2-3,50 503A R B Lamprocyrtis neoheteroporos (I) BLMNE 2.52 19-2,60 20-1,50 503A R B Lamprocyrtis nigriniae BLMNI 1.20 7-1,50 7-2,50 503A R B Pterocorys hertwigii (I) BPCHE 0.80 7-2,50 7-3,50 503A R B Solenosphaera omnitubus BSOOM 6.50 48-2,50 49-1,50 503A R B Spongaster tetras BSPTE 3.70 20-3,50 21-1,50 503A R B Theocorythium trachelium BTHTR 1.50 7-2,50 7-3,50 503A R Be Stichocorys peregrina ESCPE 6.30 44-3,50 48-2,50 503A R T Acrobotrys tritubus TABTR 5.30 34-3,50 36-1,81 503A R T Diartus hughesi TDIHU 7.00 53-2,50 54-1,50 503A R T Lamprocyrtis neoheteroporos (I) TLMNE 1.11 5-1,50 5-2,50 503A R T Lychnodictyum audax TLDAU 3.40 15-3,50 16-2,84 503A R T Phormostichoartus doliolum TPHDO 3.50 11-2,50 12-1,50 503A R T Phormostichoartus fistula TPHFI 3.30 11-2,50 12-1,50 503A R T Pterocanium prismatium TPTPS 1.60 7-2,50 7-3,50 503A R T Siphostichartus corona TSSCO 5.10 29-3,50 30-1,50 503A R T Solenosphaera omnitubus TSOOM 4.70 24-3,50 29-1,50 503A R T Spongaster berminghami TSPBE 4.20 20-2,51 20-3,50 503A R T Stichocorys peregrina TSCPE 2.60 13-3,50 14-3,50 503A R T Stichocorys wolffii TSCWO 8.10 53-2,50 54-1,50 503A R T Theocorythium vetulum TTHTV 1.20 5-1,50 5-2,50