Initial Reports, Volume 199 Ms 199-112 Chapter 12, Table T2. Calcareous nannofossil datums, Site 1219. Notes: T = top, B = bottom, P = presence, X = abundance cross-over, T-T = between top Tribrachiatus contortus and top Fasciculithus spp. Top Bottom Leg Site Hole Core Type Section Interval (cm) Leg Site Hole Core Type Section Interval (cm) Marker species Age (Ma) Depth (mbsf) Midpoint Depth (mbsf) Plus/Minus Depth (mcd) Midpoint Depth (mcd) Plus/Minus 199 1219 A 3 H 3 92 199 1219 A 3 H 3 138 T Cyclicargolithus floridanus 13.2 19.65 0.23 19.65 0.23 199 1219 A 3 H 3 138 199 1219 A 3 H 4 145 T Sphenolithus heteromorphus 13.6 20.67 0.79 20.67 0.79 199 1219 A 3 H 5 25 199 1219 A 3 H 6 26 T Discoaster deflandrei acme 16.2 22.69 0.94 22.51 0.76 199 1219 A 4 H 4 92 199 1219 A 4 H 4 140 T Triquetrorhabdulus carinatus 19.6 30.66 0.24 31.54 0.24 199 1219 A 5 H CC CC 199 1219 A 6 H 1 90 T Triquetrorhabdulus carinatus acme 22.9 44.69 0.22 47.84 1.08 199 1219 A 6 H 2 40 199 1219 A 6 H 2 105 B Sphenolithus disbelemnos 23.5 46.23 0.33 50.25 0.33 199 1219 A 6 H 5 30 199 1219 A 6 H 5 90 T Sphenolithus delphix 23.7 50.6 0.3 54.62 0.3 199 1219 A 6 H 6 120 199 1219 A 6 H 7 20 B Sphenolithus delphix 24.4 52.95 0.25 56.97 0.25 199 1219 A 7 H 5 10 199 1219 A 7 H 5 80 T Sphenolithus ciperoensis 24.7 59.79 0.35 61.86 0.35 199 1219 A 7 H 5 80 199 1219 A 7 H 6 90 T Cyclicargolithus abisectus acme 25.5 60.94 0.8 63.01 0.8 199 1219 A 8 H 3 100 199 1219 A 8 H 4 100 T Sphenolithus distentus 26.5 67.75 0.75 70.8 0.75 199 1219 A 9 H 2 140 199 1219 A 9 H 3 140 B Sphenolithus ciperoensis 28.1 76.15 0.75 83.52 0.75 199 1219 A 12 H 5 80 199 1219 A 12 H 6 80 T Sphenolithus pseudoradians 29.1 108.55 0.75 123.68 0.75 199 1219 A 13 H 3 80 199 1219 A 13 H 4 80 B Sphenolithus distentus 30.4 115.05 0.75 134.95 0.75 199 1219 A 15 H 5 140 199 1219 A 15 H 6 10 T Reticulofenestra umbilicus greater than or equal to 14 micrometer 31.7 137 0.1 159.85 0.1 199 1219 A 16 H 4 140 199 1219 A 16 H 5 140 T Ericsonia formosa 32.9 145.65 0.75 170.07 0.78 199 1219 A 17 H 2 90 199 1219 A 19 H 7 5 T Discoaster saipanensis 34 163.73 12.83 190.06 13.83 199 1219 A 17 H 2 90 199 1219 A 19 H 7 5 T Discoaster barbadiensis 34.2 163.73 12.83 190.06 13.83 199 1219 A 17 H 2 90 199 1219 A 20 H 1 114 T Chiasmolithus grandis 37.1 164.52 13.62 191.35 15.12 199 1219 A 20 H 2 52 199 1219 A 21 H 3 80 B Dictyococcites bisectus 38.5 184.66 5.64 213.49 6.14 199 1219 A 20 H 2 52 199 1219 A 21 H 3 80 T Dictyococcites hesslandii 40.3 184.66 5.64 213.49 6.14 199 1219 A 22 H 3 49 199 1219 A 22 H 3 125 B Reticulofenestra umbilicus greater than or equal to 14 micrometer 42.5 199.87 0.38 230.2 0.38 199 1219 A 22 H CC CC 199 1219 A 24 H 1 36 P Nannotetrina spp. 45.1 210.6 4.76 241.93 5.76 199 1219 A 23 H 7 63 199 1219 A 24 H 1 6 P Nannotetrina alata 45.2 215.13 0 246.93 0.47 199 1219 A 26 X 1 60 199 1219 A 26 X 1 107 X Tribrachiatus contortus/Tribrachiatusorthostylus 53.4 234.94 0.24 269.27 0.24 199 1219 A 26 X 3 52 199 1219 A 27 X CC CC T-T Tribrachiatus contortus/F. tympaniformis 53.8 244.21 6.59 279.04 7.09 199 1219 B 4 H CC CC 199 1219 B 5 H 1 30 T Sphenolithus delphix 23.7 49.28 0.53 53.93 0.77 199 1219 B 5 H 2 80 199 1219 B 5 H 2 90 B Sphenolithus delphix 24.4 53.35 0.05 56.75 0.05 199 1219 B 5 H CC CC 199 1219 B 6 H 1 60 T Sphenolithus ciperoensis 24.7 59.2 0.41 63.82 0.13 199 1219 B 11 H 3 85 199 1219 B 11 H 3 120 T Sphenolithus pseudoradians 29.1 110.53 0.18 124.6 0.18 199 1219 B 14 H 7 40 199 1219 B 14 H 7 70 T Reticulofenestra umbilicus greater than or equal to 14 micrometer 31.7 144.55 0.15 161.84 0.15 199 1219 B 15 H 5 76 199 1219 B 15 H 5 104 T Ericsonia formosa 32.9 150.96 0.14 170.31 0.14