Initial Reports, Volume 199 Ms 199-111 Chapter 11, Table T14. Nannofossil, foraminifer, and radiolarian events, Site 1218. Note: T = top, B = bottom. Marker species/Zonal boundaries Nannofossil events: Age (Ma) Depth (mcd) Plus/minus (m) B Catinaster coalitus 10.8 40.77 0.06 B Discoaster kugleri 11.6 40.12 0.16 T Cyclicargolithus floridanus 13.2 47.51 0.19 T Sphenolithus heteromorphus 13.6 50.46 0.16 T Discoaster deflandrei acme 16.1 50.46 0.16 B Sphenolithus disbelemnos 22.7 90.02 0.25 T Sphenolithus delphix 23 97.5 0.09 B Sphenolithus delphix 23.2 98.27 0.54 T Sphenolithus ciperoensis 24.1 109.82 0.71 T Sphenolithus distentus 26.5 131.18 0.56 B Sphenolithus ciperoensis 28.1 144.38 0.75 B Sphenolithus distentus 30.4 190.09 0.6 T Reticulofenestra umbilicus greater than or equal to 14 micrometers 31.7 220.4 0.38 T Ericsonia formosa 32.9 231.68 0.16 T Discoaster saipanensis 34 244.97 0.06 T Discoaster barbadiensis 34.2 246.21 0.15 T Chiasmolithus grandis 37.1 260.16 0.07 B Dictyococcites bisectus 40 266.81 0.32 T Chiasmolithus solitus 40.4 276.24 0.85 T Nannotetrina spp. 42.3 297.33 0.31 Foraminifer events: Age (Ma) Depth (mcd) Plus/minus (m) T Catapsydrax dissimilis ciperoensis 17.5 61.71 0.11 T Paragloboratalia kugleri 21 73.76 0.75 B Paraglobora taliakugleri 22.9 98.05 0.15 B Globoquadrina dehiscens 23.2 81.68 0.21 B Globoquadrina dehiscens 23.2 84.62 0.38 B Paragloboratalia pseudokugleri 24.6 121.56 0.61 T Paragloboratalia opima opima 27.1 143.19 0.38 T Common Chiloguembelina cubensis 27 168.54 0.05 T Turborotalia ampliapertura 29.3 186.95 0.36 B Paragloboratalia opima opima 29.6 189.69 0.27 Radiolarian events: Age (Ma) Depth (mcd) Plus/minus (m) T Sylatractus universus 0.41 2.71 0.38 B Collosphaera tuberosa 0.61 4.21 0.38 T Calocycletta caepa 6.2 27.25 0.38 T Stichocorys johnsoni 6.6 27.25 0.38 Lithopera neotera->Lithopera bacca 8.8 35.82 1.13 T Carpocanpsis cristata 10.6 35.82 0.38 RN7/6 8.77 36.57 0.75 T Stichocorys wolffii 8.8 37.32 0.38 T Cytocapsella cornuta 12.1 37.32 0.38 T Cytocapsella tetrapera 12.1 38.82 0.38 T Dorcadospyris alata 13.6 40.32 0.38 RN6/5 11.95 41.37 0.05 T Calocycletta costata 15 41.7 0.13 T Carpocanopsis bramlettei 14.7 45.7 0.38 RN5/4 15.7 47.21 0.38 RN4/3 17 54.24 0.75 RN3/2 17.9 62.08 0.05 RN2/1 20.53 72.47 0.38 RN1/RP22 23.62 92.3 0.3 RP22/21 24.6 111.29 0.38 RP21/20 28.8 189.43 0.4 RP20/19 32.8 238.77 0.1 RP19/18 34.9 250.58 0.32 RP18/17 36.4 252.25 0.52 RP17/16 37.7 261.58 0.38 RP16/15 38.8 271.23 0.38