Scientific Results, Volume 189 K.L. McGonigal and W. Wei, Ms 189SR-110 Table T5. Semiquantitative stratigraphic distribution of Miocene calcareous nannofossils, Hole 1172A. Notes: Preservation: M = moderate. Abundance: A = abundant. Age Zone (Okada and Bukry, 1980) Core, section, interval (cm) Depth (mbsf) Preservation Abundance Amaurolithus delicatus Amaurolithus ninae Amaurolithus primus Amaurolithus tricorniculatus Braarudosphaera discula Calcidiscus fuscus Calcidiscus kingii Calcidiscus leptoporus Calcidiscus macintyrei Calcidiscus premacintyrei Calcidiscus tropicus Clausicoccus obrutus Coccolithus miopelagicus Coccolithus pelagicus Coccolithus pelagicus >12 [0181m Coronocyclus aff. prionion Coronocyclus nitescens Cryptococcolithus mediaperforatus Cyclicargolithus abisectus Cyclicargolithus floridanus Discoaster asymmetricus Discoaster bellus Discoaster bergrennii Discoaster bollii Discoaster braarudii Discoaster brouweri Discoaster calcaris Discoaster challengeri Discoaster deflandrei Discoaster exilis Discoaster hamatus Discoaster intercalaris Discoaster loeblichii Discoaster pentaradiatus Discoaster quinqueramus Discoaster spp. (5 ray) Discoaster spp. (6 ray) Discoaster surculus Discoaster triradiatus Discoaster variabilis Ericsonia detecta Geminilithella rotula Helicosphaera carteri Helicosphaera granulata Helicosphaera mediterranea Helicosphaera paleocarteri Helicosphaera scissura Helicosphaera sellii Helicosphaera spp. Pontosphaera spp. Pyrocyclus hermosus Pyrocyclus orangensis Reticulofenestra bisecta bisecta Reticulofenestra bisecta filewiczii Reticulofenestra gelida Reticulofenestra haqii Reticulofenestra lockeri Reticulofenestra minuta Reticulofenestra minutula Reticulofenestra perplexa Reticulofenestra producta Reticulofenestra pseudoumbilicus Reticulofenestra stavensis Rhabdosphaera procera Sphenolithus cometa Sphenolithus compactus Sphenolithus conicus Sphenolithus disbelemnos Sphenolithus dissimilis Sphenolithus heteromorphus Sphenolithus moriformis Sphenolithus moriformis <6 um Sphenolithus verensis Scyphosphaera spp. Triquetrorhabdulus farnsworthii Triquetrorhabdulus rugosus Umbilicosphaera jafari Zygrablithus bijugatus Pliocene early CN10 Miocene 189-1172A- 8H-CC 73.22 M A 13 2 18 1 1 12 3 1 14 58 73 97 7 3 2 2 late CN9b 10H-3, 15-16 85.45 M A 2 25 1 25 ? 1 1 1 2 1 2 100 86 2 21 40 1 1 10H-3, 117-118 86.47 M A 1 30 3 13 1 2 1 3 1 1 1 1 3 1 14 100 2 27 2 55 41 1 1 11H-1, 15-16 91.95 M A 48 4 29 3 1 1 1 2 127 8 67 1 4 6 11H-2, 15-16 93.45 M A 15 9 1 1 4 90 31 1 17 117 4 6 6 11H-3, 15-16 94.95 M A 50 3 10 1 87 25 33 50 1 6 35 11H-4, 15-16 96.45 M A 9 18 1 2 1 1 1 54 5 16 65 4 17 108 1 11H-5, 15-16 97.95 M A 1 19 1 28 1 1 1 41 5 33 132 2 2 36 11H-6, 15-16 99.45 M A 22 1 11 2 1 1 17 16 29 120 1 16 66 1 11H-7, 15-16 100.95 M A 2 1 2 34 1 22 1 1 1 4 1 121 2 59 48 1 12H-1, 22-23 101.52 M A 1 36 5 38 1 1 5 5 2 2 36 2 86 71 3 12 1 1 1 12H-2, 15-16 102.95 M A 1 12 2 12 17 2 1 8 12 11 1 1 2 79 21 35 58 25 48 1 12H-3, 15-16 104.45 M A 1 2 1 29 11 1 23 1 2 1 2 1 4 4 1 3 151 10 73 1 12H-4, 15-16 105.95 M A 31 5 39 1 1 2 1 2 1 1 1 4 2 2 4 170 1 31 7 1 3 12H-5, 15-16 107.45 M A 1 1 2 3 23 12 32 1 1 1 2 152 9 32 28 3 6 12H-6, 15-16 108.95 M A 1 17 8 45 11 2 1 1 1 2 1 2 4 3 2 3 107 2 94 1 7 1 1 13H-1, 15-16 110.95 M A 1 19 7 3 20 2 1 3 186 2 25 5 31 13H-2, 15-16 112.45 M A 5 45 1 1 2 4 3 154 1 1 58 6 12 15 13H-3, 15-16 113.95 M A 1 5 1 53 1 3 1 3 2 2 190 1 21 5 25 13H-4, 15-16 115.45 M A 2 28 3 1 2 1 1 2 7 176 2 5 23 2 56 13H-5, 15-16 116.95 M A 1 9 1 1 43 1 1 2 2 1 2 154 36 26 3 4 34 13H-6, 15-16 118.45 M A 1 13 1 19 2 1 7 3 2 2 1 4 153 11 36 5 19 31 13H-7, 15-16 119.95 M A 1 2 7 2 27 2 1 9 3 2 2 1 2 181 1 5 30 5 4 35 14H-1, 117-118 121.47 M A 19 29 3 1 1 5 76 10 33 104 1 6 19 middle CN8b-CN9a 14H-2, 15-16 121.95 M A 8 1 33 3 1 2 87 2 33 101 1 11 23 14H-3, 15-16 123.45 M A 22 3 54 2 2 73 7 49 56 2 14 11 3 2 1 14H-4, 15-16 124.95 M A 16 4 78 3 1 4 1 2 85 3 42 28 4 11 12 1 6 2 14H-5, 15-16 126.45 M A 13 2 34 3 2 2 4 111 1 8 97 3 2 14 6 14H-6, 15-16 127.95 M A 69 6 61 2 1 3 2 2 2 42 3 62 45 1 15H-1, 117-118 130.97 M A 29 1 41 1 1 1 1 1 1 1 2 1 5 23 2 87 103 15H-4, 117-118 135.47 M A 4 3 1 71 2 2 7 1 1 4 1 42 6 102 1 52 1 16H-1, 15-16 139.45 M A 30 4 116 1 1 7 2 4 1 2 58 3 7 20 4 40 2 16H-2, 15-16 140.95 M A 72 4 147 2 1 2 4 2 1 5 3 2 18 1 25 1 4 11 5 1 1 16H-3, 15-16 142.45 M A 72 2 4 170 1 5 1 2 17 3 5 1 31 2 1 14 16H-4, 15-16 143.95 M A 1 50 6 202 6 2 1 1 1 5 1 2 13 18 2 12 4 16H-5, 15-16 145.45 M A 17 3 48 4 3 5 9 1 2 6 99 2 21 72 13 2 16H-6, 15-16 146.95 M A 21 1 2 1 71 1 1 1 1 7 2 1 62 2 65 57 6 1 6 16H-7, 15-16 148.45 M A 34 8 47 1 10 4 3 5 100 7 47 32 13 1 3 3 CN6-CN7-CN8a 17H-1, 15-16 148.95 M A 22 1 98 2 21 6 1 3 66 36 23 24 4 17H-2, 15-16 150.45 M A 36 2 53 1 14 8 2 82 3 58 20 24 1 17H-3, 15-16 151.95 M A 26 2 4 46 1 4 1 2 79 2 83 16 11 28 1 17H-4, 15-16 153.45 M A 11 2 2 69 1 6 3 1 2 3 5 69 21 46 14 59 1 3 17H-5, 15-16 154.95 M A 33 2 110 1 1 1 2 9 2 8 5 25 43 13 1 47 17H-6, 15-16 156.45 M A 8 2 2 66 1 3 2 1 2 47 10 73 66 11 5 1 17H-7, 15-16 157.65 M A 36 19 88 1 1 6 4 7 1 1 17 10 51 38 37 2 2 18H-1, 15-16 158.45 M A 14 2 59 1 2 6 55 61 28 84 1 1 3 18H-2, 15-16 159.95 M A 58 3 106 2 2 1 4 38 21 38 33 1 1 18H-3, 15-16 161.45 M A 7 3 2 61 1 1 1 2 41 48 80 52 2 2 18H-4, 15-16 162.95 M A 10 8 2 55 1 1 1 1 3 57 17 91 60 1 1 18H-5, 15-16 164.45 M A 11 5 20 43 1 7 2 1 1 1 4 154 1 23 22 9 1 4 2 18H-6, 15-16 165.95 M A 8 3 1 75 1 3 1 6 144 3 13 10 33 2 2 18H-7, 15-16 167.45 M A 11 4 1 42 1 1 1 2 3 1 2 166 7 13 16 32 1 19H-1, 15-16 167.95 M A 35 4 5 53 1 1 2 1 3 11 5 101 1 30 29 17 1 1 3 19H-2, 15-16 169.45 M A 13 49 2 7 8 1 154 24 39 10 1 1 1 2 5 19H-3, 15-16 170.95 M A 35 6 50 2 1 1 5 119 1 2 26 43 12 2 19H-4, 15-16 172.45 M A 10 4 44 1 1 1 1 1 6 188 25 11 9 2 1 19H-5, 15-16 173.95 M A 4 2 25 1 4 7 153 2 44 37 25 5 4 19H-6, 15-16 175.45 M A 5 2 6 30 1 2 1 1 1 5 152 30 47 11 1 6 5 2 19H-7, 15-16 176.95 M A 6 1 3 47 4 1 1 3 171 4 17 19 2 14 10 2 20H-1, 15-16 177.45 M A 10 10 45 2 1 1 2 7 126 32 30 15 22 3 1 2 20H-2, 15-16 178.95 M A 16 3 2 62 1 1 1 3 3 146 26 15 15 13 2 3 20H-3, 15-16 180.45 M A 21 2 54 1 1 1 2 4 124 13 34 15 28 4 2 20H-4, 15-16 181.95 M A 16 8 6 41 1 8 135 16 29 31 10 2 1 20H-5, 15-16 183.45 M A 35 1 34 1 3 145 46 20 13 5 20H-6, 15-16 184.95 M A 32 4 26 2 107 82 37 8 1 2 1 20H-7, 15-16 186.06 M A 35 3 6 21 3 1 3 127 42 41 10 5 9 1 21H-3, 117-118 190.97 M A 6 7 5 12 2 1 1 3 106 81 47 27 8 21H-4, 15-16 191.45 M A 15 5 4 6 1 2 4 124 1 92 28 12 2 5 21H-5, 15-16 192.95 M A 7 1 5 14 1 4 111 137 5 4 11 2 21H-6, 15-16 194.45 M A 12 3 6 19 1 1 1 7 160 2 53 23 14 1 3 21H-7, 15-16 195.95 M A 9 1 17 1 5 94 94 65 14 1 2 22H-1, 15-16 196.45 M A 5 2 1 16 1 2 4 162 58 31 12 3 3 1 22H-2, 15-16 197.95 M A 3 7 1 18 4 208 25 23 10 2 1 1 1 22H-3, 48-49 199.87 M A 4 2 32 1 1 1 10 178 22 47 5 6 1 22H-4, 15-16 200.95 M A 12 2 4 14 2 1 1 4 174 36 24 8 6 4 9 1 22H-5, 15-16 202.45 M A 7 4 5 18 2 2 3 173 65 9 10 4 2 1 22H-6, 15-16 203.95 M A 4 1 34 1 1 1 6 157 2 65 11 10 2 6 22H-7, 15-16 205.45 M A 6 6 1 30 1 3 171 52 16 12 3 1 23H-1, 15-16 205.95 M A 3 6 28 1 1 7 137 63 26 22 3 5 2 23H-2, 15-16 207.45 M A 8 2 1 26 1 7 114 3 102 23 13 2 1 2 23H-3, 15-16 208.95 M A 16 6 1 28 2 127 83 17 18 3 1 2 23H-4, 15-16 210.45 M A 11 4 3 2 38 1 3 128 54 40 14 5 1 2 23H-5, 15-16 211.95 M A 17 3 2 19 1 1 4 95 104 35 18 6 1 23H-6, 15-16 213.45 M A 8 3 7 42 7 112 32 27 63 1 1 23H-7, 15-16 214.65 M A 10 1 2 20 1 1 4 117 1 43 85 15 1 24H-1, 15-16 215.45 M A 14 3 3 25 5 151 57 36 5 2 1 24H-2, 15-16 216.95 M A 1 1 2 2 14 2 1 6 152 38 73 9 1 1 1 24H-3, 15-16 218.45 M A 4 3 11 4 90 1 77 98 7 1 4 1 24H-4, 15-16 219.95 M A 18 2 27 1 1 67 93 89 5 2 1 24H-5, 15-16 221.45 M A 19 2 1 23 6 131 3 97 15 5 1 25X-1, 15-16 224.95 M A 7 3 3 11 1 4 83 111 64 8 6 1 25X-2, 15-16 226.45 M A 13 2 2 30 1 3 88 62 70 24 4 2 1 25X-3, 15-16 227.45 M A 7 3 2 36 1 1 1 5 142 77 23 6 2 1 1 1 26X-1, 15-16 230.25 M A 2 3 5 31 1 1 1 3 125 103 22 6 1 1 26X-2, 15-16 231.75 M A 14 2 11 46 1 2 2 1 72 86 43 23 1 1 1 1 26X-3, 15-16 233.25 M A 3 3 37 2 180 52 17 14 2 1 CN5b 26X-4, 15-16 234.75 M A 17 3 1 1 20 3 1 1 1 3 140 1 66 21 14 5 5 27X-1, 15-16 239.85 M A 14 1 5 1 27 2 3 2 7 117 63 38 16 5 1 1 27X-2, 15-16 241.35 M A 4 3 4 5 30 1 1 1 10 175 27 7 30 2 1 2 1 27X-3, 15-16 242.85 M A 18 4 6 3 63 1 1 1 1 3 151 1 24 6 16 1 1 1 early CN5a 27X-4, 15-16 244.35 M A 11 5 2 5 80 2 1 1 2 4 80 44 8 45 11 1 1 27X-5, 15-16 245.85 M A 27 8 5 87 1 2 3 1 1 111 2 6 4 36 1 3 4 1 28X-1, 15-16 249.45 M A 8 8 101 3 1 2 2 3 60 45 39 2 9 9 1 8 1 28X-2, 15-16 250.95 M A 6 1 1 64 4 1 5 1 2 3 124 48 6 30 1 1 1 2 28X-3, 15-16 252.45 M A 1 1 1 3 4 56 1 2 1 1 4 5 120 38 10 46 3 1 2 1 28X-4, 15-16 253.95 M A 2 2 2 1 37 3 100 4 30 37 10 67 3 3 1 28X-5, 15-16 255.15 M A 1 13 5 1 23 2 1 1 1 7 61 8 40 84 51 1 1 1 29X-1, 15-16 259.05 M A 2 19 4 1 1 36 3 2 1 8 106 41 40 32 5 1 29X-2, 15-16 260.55 M A 6 2 61 1 4 1 2 1 1 3 76 50 63 31 2 1 29X-3, 15-16 262.05 M A 1 4 1 3 1 39 3 1 5 110 3 30 60 39 1 2 29X-4, 15-16 263.55 M A 25 2 1 1 78 1 1 2 1 1 4 1 1 2 54 3 32 76 16 1 29X-5, 15-16 265.05 M A 10 1 78 2 2 3 1 1 75 13 59 28 25 2 1 30X-1, 15-16 268.15 M A 13 2 1 26 3 1 1 1 1 4 60 3 62 103 21 1 30X-2, 18-19 269.68 M A 37 1 5 1 76 1 2 1 3 1 2 2 62 1 14 58 26 5 2 30X-3, 29-30 271.29 M A 17 1 3 3 84 2 1 3 1 1 1 2 4 3 40 3 59 19 42 7 3 1 30X-4, 15-16 272.17 M A 11 3 1 41 4 1 1 2 9 1 3 3 75 6 57 68 14 4 1 30X-5, 15-16 274.15 M A 1 20 1 3 1 5 75 1 3 1 1 3 63 6 21 50 43 1 1 1 30X-6, 15-16 275.65 M A 20 2 4 1 1 63 1 24 1 4 2 4 2 11 15 5 104 34 1 5 31X-1, 15-16 277.75 M A 28 15 75 12 10 1 1 9 3 1 1 7 2 107 10 12 4 1 1 31X-2, 15-16 279.25 M A 1 16 10 95 9 2 9 2 1 24 23 2 72 31 2 1 31X-3, 15-16 280.75 M A 17 2 5 54 2 12 4 3 12 5 2 2 1 59 2 81 7 25 1 4 3 1 1 CN3-CN4 31X-4, 15-16 282.25 M A 1 20 1 9 39 1 34 6 5 25 3 1 1 1 9 5 100 21 9 1 1 9 4 31X-5, 15-16 283.75 M A 8 1 11 76 1 42 5 4 2 10 20 102 8 7 1 1 1 1 31X-6, 15-16 285.25 M A 15 6 1 71 3 1 34 1 6 1 5 7 14 1 119 1 10 1 1 3 32X-1, 15-16 287.35 M A 7 5 1 3 93 3 1 67 2 7 2 2 3 1 5 2 90 5 1 1 32X-2, 15-16 288.85 M A 7 13 2 1 59 3 34 1 3 8 6 1 16 3 138 3 1 1 1 1 32X-3, 15-16 290.35 M A 17 1 2 54 55 1 4 8 5 1 16 6 126 8 2 32X-4, 15-16 291.85 M A 1 6 3 1 2 79 2 1 15 4 1 2 12 6 1 13 149 1 1 1 1 32X-5, 15-16 293.35 M A 1 8 10 1 77 2 52 1 4 3 2 1 12 1 3 10 6 110 1 3 32X-6, 15-16 294.85 M A 2 6 4 2 43 6 47 5 1 1 2 7 169 2 2 2 33X-1, 15-16 296.95 M A 1 2 1 1 90 2 9 24 18 2 3 2 4 141 2 33X-2, 14-15 298.44 M A 6 6 59 1 7 45 4 1 1 3 1 5 1 158 1 2 33X-3, 15-16 299.95 M A 3 10 88 2 46 4 1 3 4 1 13 127 3 33X-4, 15-16 301.45 M A 3 7 23 155 2 5 46 1 3 5 1 2 9 3 27 3 2 4 33X-5, 15-16 302.95 M A 9 7 5 112 1 7 114 8 1 3 2 10 12 6 1 3 33X-6, 15-16 304.45 M A 2 3 11 3 120 1 70 12 3 1 1 2 4 11 18 28 2 2 6 2 33X-7, 15-16 305.95 M A 1 7 1 111 4 42 22 1 1 36 3 11 45 8 1 2 34X-1, 15-16 306.65 M A 1 17 4 152 1 9 3 50 22 3 1 11 2 9 3 2 6 5 1 34X-2, 15-16 308.15 M A 3 1 2 63 1 76 14 1 2 1 25 3 103 5 1 2 2 34X-3, 15-16 309.65 M A 3 2 87 8 73 17 1 1 11 3 5 84 3 1 2 34X-4, 15-16 311.15 M A 9 1 28 1 2 45 6 2 2 2 21 94 70 11 1 5 34X-5, 15-16 312.65 M A 5 47 1 7 3 1 1 28 58 142 4 1 2 34X-6, 15-16 314.15 M A 13 27 1 28 1 2 6 3 1 40 35 140 3 1 34X-7, 15-16 315.65 M A 1 3 37 1 1 87 4 3 1 3 4 34 27 89 1 5 35X-1, 18-19 316.28 M A 2 1 2 1 46 3 35 60 7 6 4 1 22 34 69 1 1 1 5 early CN1c-CN2 35X-2, 18-19 317.78 M A 1 71 1 1 61 43 17 3 2 2 21 5 63 6 1 2 35X-3, 15-16 319.25 M A 4 1 59 1 46 77 10 9 2 12 1 10 54 3 8 2 1 35X-4, 15-16 320.75 M A 1 6 1 91 1 3 68 8 5 26 2 9 60 3 11 3 1 35X-5, 15-16 322.85 M A 1 3 3 107 2 12 98 15 2 1 1 20 1 28 2 2 1 1 35X-6, 15-16 323.75 M A 4 1 100 11 53 14 1 3 1 1 32 4 2 46 13 4 4 1 36X-1, 15-16 325.85 M A 1 65 40 52 3 3 1 22 2 2 97 1 3 1 3 2 36X-2, 15-16 327.35 M A 1 1 48 15 114 41 1 3 1 6 2 52 3 2 1 10 1 36X-3, 15-16 328.85 M A 2 64 14 40 5 2 1 1 44 8 19 71 19 3 3 2 36X-4, 15-16 330.35 M A 2 1 2 40 16 45 9 1 1 1 17 3 43 88 9 2 3 2 16 CN1a-CNb 36X-5, 15-16 331.85 M A 2 127 6 10 5 2 6 5 2 29 87 11 2 3 36X-6, 15-16 333.35 M A 1 2 140 1 1 69 26 2 4 5 1 12 14 14 1 5 2 1 36X-7, 13-14 334.53 M A 3 1 2 106 3 2 9 1 3 6 106 35 16 1 4 1 37X-1, 15-16 335.45 M A 4 122 8 1 36 10 2 1 1 3 27 67 9 3 6 37X-2, 15-16 336.95 M A 1 75 10 2 1 6 1 12 104 84 1 1 3 37X-3, 120-121 338.45 M A 2 6 144 3 16 37 12 1 1 24 57 1 37X-4, 15-16 339.95 M A 1 1 10 136 45 1 3 19 2 2 1 4 1 17 51 2 7 1 2 Oligocene late CP19b 37X-4, 117-118 341.45 M A 19 101 52 79 4 1 5 3 5 18 8 1 2 1