458 Nov 9 91 DBL R r-c,p-m, some barren intervals. 458 GrpEvent Plotcode Y. Age Old Age Top depth Bottom depth 458 R B Calocycletta serrata BCASE 21.70 19-CC 21-CC 458 R B Calocycletta virginis BCAVI 21.50 19-1,64 19-CC 458 R B Collosphaera tuberosa BCOTU 0.28 1-6,70 1-CC 458 R B Cyrtocapsella tetrapera BCCTE 22.10 19-CC 21-CC 458 R B Diartus hughesi BDIHU 8.20 7-2,70 7-3,70 458 R B Didymocyrtis antepenultima BDCAN 9.00 9-CC 11-1,70 458 R B Didymocyrtis laticonus BDCLA 7.50 10-CC 11-1,70 458 R B Didymocyrtis tubaria BDCTU 20.30 14-CC 15-CC 458 R B Didymocyrtis violina BDCVI 20.20 14-CC 15-CC 458 R B Dorcadospyris alata BDSAL 15.50 9-CC 10-CC 458 R B Lamprocyrtis nigriniae BLMNI 1.20 2-3,70 2-CC 458 R B Lithopera neotera BLPNE 14.50 10-CC 11-1,70 458 R B Spongaster berminghami BSPBE 7.80 7-CC 8-CC 458 R B Spongaster tetras BSPTE 3.70 2-6,70 2-CC 458 R B Stichocorys wolffii BSCWO 18.20 14-CC 15-CC 458 R B Theocorythium trachelium BTHTR 1.50 2-5,70 3-1,70 458 R Be Stichocorys peregrina ESCPE 6.30 6-1,62 6-3,42 458 R T Artophormis gracilis TATGR 22.60 21-CC 22-CC 458 R T Calocycletta costata TCACO 14.80 10-CC 11-1,70 458 R T Calocycletta virginis TCAVI 14.50 11-1,70 11-2,70 458 R T Cyrtocapsella cornuta TCCCO 11.60 7-CC 8-CC 458 R T Cyrtocapsella japonica TCCJA 9.20 7-3,70 7-CC 458 R T Cyrtocapsella tetrapera TCCTE 11.90 8-CC 9-1,70 458 R T Diartus hughesi TDIHU 7.00 4-CC 5-3,52 458 R T Didymocyrtis prismatica TDCPR 15.80 11-CC 12-CC 458 R T Didymocyrtis violina TDCVI 15.15 9-2,70 9-CC 458 R T Dorcadospyris ateuchus TDSAT 18.20 19-1,64 19-CC 458 R T Lamprocyrtis neoheteroporos (I) TLMNE 1.11 2-CC 3-1,70 458 R T Lithopera neotera TLPNE 8.70 7-3,70 7-4,70 458 R T Phormostichoartus doliolum TPHDO 3.50 4-CC 5-2,52 458 R T Siphostichartus corona TSSCO 5.10 4-CC 5-2,54 458 R T Stichocorys peregrina TSCPE 2.60 4-CC 5-1,52 458 N Emiliania huxleyi B Ehu 0.28 1-2,80 1-3,90 458 N annula T Pla 0.47 1-5,90 1-CC 458 N Helicosphaera sellii T Hse 1.37 1-1,1 1-1,90 458 N Calcidiscus macintyrei T Cma 1.45 2-CC 3-1,110 458 N Gephyrocapsa oceanica B Goc 1.68 2-6,90 2-CC 458 N Gephyrocapsa caribbeanica B Gca 1.74 2-CC 3-1,110 458 N singles above T Dbr 1.90 2-CC 3-1,110 458 N Discoaster triradiatus T Dtr 1.90 2-CC 3-1,110 458 N Discoaster asymmetricus T Das 2.20 4-CC 5-1,55 458 N Discoaster pentaradiatus T Dpe 2.40 3-1,110 3-2,90 458 N Discoaster surculus T Dsu 2.40 3-CC 4-1,90 458 N Discoaster tamalis T Dta 2.60 3-CC 4-1,90 458 N Discoaster decoratus T Dde 2.90 3-CC 4-1,90 458 N Discoaster variabilis T Dva 2.90 4-CC 5-1,55 458 N Pseudoemiliana lacunosa B Pla 3.40 3-CC 4-1,90 458 N Sphenolithus abies/neoabies T Sna 3.47 4-CC 5-1,55 458 N Reticulofenestra pseudoumbilicus T Rps 3.50 5-2,55 5-3,55 458 N Discoaster tamalis B Dta 3.80 5-4,55 5-CC 458 N Discoaster asymmetricus B Das 4.10 6-1,115 6-3,83 458 N Triquetrorhabdulus rugosus T Tru 5.00 4-CC 5-1,55 458 N cf T Dqu 5.60 4-CC 5-1,55 458 N cf B Dqu 8.20 6-1,115 6-3,83 458 N Discoaster bollii T Dbo 8.30 6-1,115 6-3,83 458 N Catinaster calyculus T Cca 8.75 6-1,115 6-3,83 458 N Discoaster exilis T Dex 8.80 7-4,90 7-CC 458 N Discoaster hamatus T Dha 8.85 6-CC 7-2,90 458 N T Cco T Cco 9.00 6-1,115 6-3,83 458 N B Dha B Dha 10.00 7-2,90 7-4,90 458 N Catinaster calyculus B Cca 10.00 7-4,90 7-CC 458 N Catinaster coalitus B Cco 10.80 7-4,90 7-CC 458 N Cyclicargolithus floridanus T Cfl 11.60 7-CC 8-CC 458 N Triquetrorhabdulus rugosus B Tru 14.00 10-CC 11-1,90 458 N Sphenolithus heteromorphus T She 14.40 9-CC 10-CC 458 N Sphenolithus heteromorphus B She 17.10 14-CC 15-CC 458 N Sphenolithus belemnos T Sbe 17.40 14-CC 15-CC 458 N Sphenolithus belemnos B Sbe 21.50 15-CC 16-1,42 458 N Discoaster druggii B Ddr 23.20 19-1,67 19-CC 458 N ? T Rbi 23.70 19-1,67 19-CC 458 N Reticulofenestra abisecta T Rab 23.70 13-CC 14-CC