06_04.txt Ms 167SR-231 A. Ikeda, I. Koizumi Chapter 6, Table 4. Distribution chart of diatom species from 3.00 to 0.78 Ma at Site 1018. Note: M = moderate, G = good, P = poor. No. Hole Core Section Interval Depth (mbsf) Depth (mcd) Preservation Diatom valves (no./g) Chaetoceros spp. resting spores Achnanthes spp. Actinocyclus curvatulus A. ingens A. ochotensis A. octonarius A. oculatus Actinocyclus spp. Actinoptychus senarius A. vulgaris Actinoptychus spp. Asteromphalus flabellatus A. robustus Asteromphalus spp. Aulacoseira granulata A. italica Aulacoseira spp. Azpeitia nodulifera A. tabularis A. vetustissima Azpeitia spp. Bacteriastrum elongatum Bacteriastrum spp. Bacterosira fragilis Biddulphia spp. Chaetoceros decipiens Cocconeis californica C. costata C. disculus C. pellusida C. placentula C. scutellum Cocconeis spp. Coscinodiscus nitidus C. marginatus C. radiatus Cyclotella bodanica C. caspia Cyclotella spp. Cymatosira immunis Cymbella spp. Delphineis ischaboensis D. sachalinensis D. surirella Delphineis spp. Denticulopsis spp. Diatoma spp. Dimerogramma minor Diploneis spp. Epithemia spp. Eunotia spp. Fragilaria brevistriata F. capucina F. construens Frigilaria spp. Fragiraliopsis doliola Gomphonema spp. Grammatophora hamulifera G. oceanica Grammatophora spp. Hemidiscus cuneiformis H. ovalis Martyana martyi M. schwalzii Melosira architectualis M. varians M. spp. Meridion spp. Navicula spp. Neodenticula kamchatica N. koizumii N. seminae N. sp.A sensu Akiba and Yanagisawa Nitzschia bicapitata N. dietrichii N. fossilis N. granulata N. interruptestriata N. kolaczekii N. marina N. palea N. paleacea N. reinholdii N. rolandii N. sicula Nitzschia spp. Odontella aurita Opephora martyi Op. schwalzii Palaria sulcata Pinnularia spp. Planktoniella sol Podosira pseudodenticulata Porosira glacilis Proboscia alata P. barboi P. curvirostris Pseudopodosira elegans Pseudopyxilla americana Rhabdonema spp. Raphoneis amphiceros R. margaritalimbata Rhizosolenia calcar avis R. bergonii R. hebetata R. matuyamai R. setigera R. styliformis Rhizosolenia spp. Rhoicosphenia spp. Rhopalodia gibba Rhopalodia spp. Roperia tesselata Stephanodiscus astreae S. astreae var. minutula S. rhombus Stephanodiscus spp. Stauroneis spp. Stephanopyxis turris Stephanopyxis sp. A Stephanopyxis sp. B Stephanopyxis spp. Surirella spp. Synedra indica S. jouseae S. ulna Synedra spp. Thalassiosira anguste lineata T. antiqua T. convexa T. decipiens T. eccentrica T. jouseae T. leptopus T. lineata T. nidulus T. noedenslioldii T. oestrupii T. cf. oestrupii T. plicata T. cf. simonsenii T. symbolophora T. symmetrica T. trifulta Thalassiosira spp. Thalassionema bacilaris T. nitzschioides T. nitzschioides var. parva Thalassionema spp. Thalassiothrix acuta T. frauenfeldii T. longissima Triceratium barbadens Triceratium sp. Trigonium alternans Total Counts 1 1018A 14X 6 70-72 126.50 140.55 g 2.15E+07 73 4 1 1 1 156 1 1 1 3 1 1 2 3 11 10 4 1 11 1 4 218 2 1018A 15X 3 140-142 131.42 145.73 m 2.10E+06 238 3 1 1 1 1 1 1 1 5 1 3 1 1 2 46 1 1 2 1 1 1 1 100 8 7 2 2 3 1 4 2 3 209 3 1018A 15X 5 140-142 134.39 148.70 m 9.18E+06 296 8 4 17 2 3 2 1 3 2 1 131 1 1 1 1 1 1 1 10 1 1 1 9 2 5 1 211 4 1018A 15X 7 140-142 137.40 151.71 p 3.85E+06 493 1 1 2 4 2 3 3 1 1 4 1 1 2 7 1 1 1 1 47 1 1 1 1 1 1 1 68 1 2 1 1 2 1 1 1 9 1 10 1 2 191 5 1018A 16X 3 140-142 142.10 156.58 m 2.48E+06 157 1 2 3 1 2 1 1 1 1 10 1 1 1 29 1 1 2 1 2 2 1 96 14 1 1 4 1 7 1 6 2 7 205 6 1018A 17X 2 140-142 150.20 163.59 m 1.70E+06 80 7 1 4 2 2 3 3 1 4 1 1 1 1 2 1 1 2 32 1 1 2 3 1 1 1 1 62 3 1 2 4 3 1 8 2 3 169 7 1018A 17X 4 140-142 153.20 166.59 m 7.18E+06 605 1 3 2 14 4 4 1 1 111 1 1 1 2 1 1 2 41 2 2 1 1 1 14 1 1 3 1 218 8 1018A 17X 6 140-142 156.20 169.59 m 2.21E+06 305 49 1 1 2 1 2 1 1 7 3 3 5 2 1 53 1 1 1 3 1 1 2 1 1 1 1 22 2 2 1 2 1 11 1 18 3 209 9 1018A 18X 3 140-142 160.12 177.53 p 8.66E+05 93 4 2 4 1 1 4 2 1 1 1 1 1 19 3 1 1 3 1 1 2 1 1 1 1 1 1 5 2 1 11 1 5 1 86 10 1018A 18X 5 140-142 163.12 180.53 g 1.12E+07 104 3 5 3 3 2 3 1 5 5 3 1 1 2 1 1 108 1 2 1 1 1 1 2 25 5 3 1 5 2 1 11 1 14 1 1 226 11 1018A 18X 7 140-142 166.12 183.53 m 3.13E+06 412 1 13 2 6 1 4 2 8 1 2 1 2 3 4 2 1 1 4 1 2 49 1 1 1 1 2 1 2 2 2 1 32 2 1 1 18 1 9 1 4 193 12 1018A 19X 2 140-142 169.40 186.81 g 9.14E+06 98 5 1 1 1 1 5 1 2 1 1 2 136 3 1 3 1 19 3 1 3 10 1 1 3 206 13 1018A 19X 4 140-142 172.40 189.81 m 5.60E+06 203 9 3 11 8 1 1 2 1 4 15 6 1 1 83 2 4 1 2 2 2 1 20 3 1 1 3 3 2 8 10 211 14 1018A 19X 6 140-142 175.40 192.81 p 1.76E+06 70 5 1 1 1 1 1 1 3 1 1 1 1 1 1 1 1 21 1 1 1 6 6 1 5 76 6 2 1 3 1 2 8 4 4 5 175 15 1018A 20X 2 140-142 179.00 195.97 m 3.14E+06 150 5 3 1 6 1 1 6 1 2 1 1 1 3 1 1 1 41 2 1 1 3 2 1 1 1 5 2 1 81 12 2 1 7 1 4 1 3 208 16 1018A 20X 4 140-142 182.00 198.97 p 1.45E+06 117 1 5 2 2 3 2 3 1 2 1 1 2 2 1 1 62 1 1 4 1 1 4 2 1 27 2 1 3 3 2 144 17 1018A 20X 6 140-142 185.00 201.97 p 4.23E+05 71 2 2 1 1 2 1 3 3 4 3 1 10 4 1 3 1 42 18 1018A 21X 2 138-140 188.58 205.55 m 2.26E+06 486 2 3 2 5 4 1 1 3 2 7 3 1 1 1 1 14 1 7 5 1 1 9 1 1 9 1 75 4 3 2 4 6 1 9 13 1 6 211 19 1018A 21X 4 138-140 191.58 208.55 m 5.12E+06 305 7 3 2 2 3 2 3 2 1 2 3 83 9 7 1 2 1 2 1 6 1 1 4 14 1 37 7 207 20 1018A 21X 6 138-140 194.58 211.55 p 2.09E+06 579 7 5 1 1 4 2 3 2 1 2 9 1 2 1 1 1 1 1 53 1 1 1 3 1 1 1 3 1 3 1 58 2 1 2 2 5 6 1 6 2 1 8 208 21 1018A 22X 2 138-140 198.18 216.65 m 1.88E+06 156 2 1 1 4 1 2 1 1 1 4 1 1 1 3 75 1 2 2 1 2 1 1 16 1 4 1 9 1 5 2 1 38 187 22 1018A 22X 4 138-140 201.18 219.65 m 3.52E+06 378 2 2 1 1 1 2 1 3 9 2 2 1 2 1 55 1 1 1 2 3 4 2 3 1 37 2 1 1 1 4 3 4 40 2 1 2 14 215 23 1018A 22X 6 138-140 204.18 222.65 m 8.08E+06 253 5 4 1 3 2 2 1 1 1 7 1 1 1 1 2 1 37 3 1 4 1 8 1 1 1 2 1 1 7 1 21 1 1 49 1 1 24 1 1 1 4 1 208 24 1018A 23X 2 133-135 207.73 226.20 p 4.15E+06 403 5 1 1 2 1 3 1 1 6 1 1 83 1 1 1 4 1 2 3 2 7 1 9 10 4 6 1 4 1 23 2 4 2 11 206 25 1018A 23X 4 138-140 210.78 229.25 m 1.58E+06 283 1 9 1 5 4 1 1 1 1 4 4 2 1 1 2 1 1 19 11 1 2 1 1 1 6 1 1 12 2 2 2 3 1 2 6 36 3 1 1 3 157 26 1018A 23X 6 136-138 213.76 232.23 m 6.85E+06 472 3 1 1 1 2 1 2 2 1 73 2 1 1 1 1 1 1 1 1 5 2 1 2 17 1 2 1 2 1 2 50 1 20 1 3 208 27 1018A 24X 2 135-137 217.35 235.82 g 9.05E+06 183 1 3 1 1 2 2 2 1 3 2 1 1 121 1 1 1 1 1 11 1 2 1 3 6 35 1 3 208 28 1018A 24X 4 125-127 220.25 238.72 m 4.47E+06 127 4 4 2 1 1 1 1 1 1 2 2 2 1 1 2 90 1 1 1 1 2 12 1 4 4 1 5 3 2 3 1 51 4 9 222 29 1018A 24X 6 138-140 223.38 241.85 m 5.35E+06 259 1 1 1 1 3 1 1 1 4 11 1 1 1 1 1 1 82 2 1 1 1 4 2 1 1 2 2 1 12 1 6 2 2 7 1 43 1 3 209 30 1018A 25X 2 139-141 227.09 247.32 m 7.47E+06 229 1 1 4 1 14 4 1 1 1 1 1 4 1 102 5 3 1 2 2 2 1 1 2 1 1 10 2 1 1 1 27 1 1 5 206 31 1018A 25X 4 138-140 230.08 250.31 m 1.18E+06 91 5 4 1 1 1 2 2 2 1 1 2 40 1 1 3 1 1 1 2 1 1 10 1 1 2 1 2 1 17 1 1 1 5 117 32 1018A 25X 6 135-137 233.05 253.28 g 8.42E+06 99 1 1 1 2 3 1 1 1 1 1 6 1 2 3 70 2 2 2 3 2 1 1 4 1 1 1 3 9 4 4 1 21 1 46 1 1 1 2 209 33 1018A 26X 2 141-143 236.71 256.94 m 4.13E+06 41 1 2 4 3 2 1 1 1 1 3 2 1 1 1 1 1 33 100 4 1 1 6 1 1 10 1 1 1 1 9 6 1 2 205 34 1018A 26X 4 130-132 239.60 259.83 g 8.15E+06 35 3 1 4 2 2 1 1 2 1 4 47 55 9 1 1 1 1 41 2 2 6 3 1 2 7 1 6 1 2 210 35 1018A 26X 6 117-119 242.47 262.70 m 9.51E+06 94 5 4 1 1 1 2 1 4 1 1 1 1 1 8 115 5 1 1 1 1 11 1 2 4 1 30 2 3 210 36 1018A 28X 2 128-130 255.78 275.49 m 4.15E+06 447 7 2 1 6 1 1 4 1 1 2 1 1 2 3 1 1 97 11 3 1 1 1 1 1 1 1 4 4 2 7 1 28 1 1 1 4 206 37 1018A 28X 4 137-139 258.87 278.58 m 7.19E+06 132 11 2 1 1 2 1 1 2 2 1 1 55 7 19 1 3 1 29 26 2 1 1 9 4 1 18 1 2 205 38 1018A 28X 6 138-140 261.88 281.59 اه 1.34E+06 193 4 1 3 1 1 1 1 1 4 1 1 1 1 14 2 2 1 1 2 1 21 7 1 12 43 1 3 1 133 39 1018A 29X 2 138-140 265.38 285.09 m 4.26E+06 137 6 4 2 1 2 3 1 1 2 1 1 1 60 12 9 1 1 1 4 1 20 4 1 1 1 20 1 1 15 2 1 17 1 1 200 40 1018A 29X 4 130-132 268.30 288.01 m 7.47E+06 351 13 4 1 2 1 1 1 3 1 1 87 9 13 1 2 1 1 1 1 12 1 1 5 1 17 24 1 206 41 1018A 29X 6 141-143 271.41 291.12 m 7.20E+06 229 9 3 5 2 2 1 2 1 1 2 1 1 38 10 1 1 1 1 1 2 13 4 1 1 13 1 1 1 1 81 5 1 1 3 212 42 1018A 30X 2 129-131 274.99 294.68 m 1.35E+06 141 8 2 2 4 1 1 1 1 3 1 2 2 6 1 1 1 2 1 1 1 1 1 1 38 1 4 2 1 1 1 5 1 33 1 1 134 43 1018A 30X 4 138-140 278.08 297.77 m 8.37E+06 182 13 1 7 2 1 3 1 1 1 1 34 9 2 1 1 1 4 1 1 1 1 3 30 27 1 4 2 3 1 20 2 23 1 204 44 1018A 30X 6 138-140 281.08 300.77 m 4.68E+06 667 9 7 8 1 2 1 1 4 7 6 5 1 1 1 1 1 2 27 3 2 1 1 3 2 12 1 1 2 1 1 20 1 1 1 2 3 12 48 12 215 45 1018A 31X 2 134-136 284.64 304.33 m 7.91E+06 201 12 8 1 2 1 1 1 2 1 1 1 70 1 1 2 2 13 1 9 1 5 69 2 4 211 46 1018A 31X 4 133-135 287.63 307.32 m 1.65E+07 179 8 2 1 2 1 1 79 2 5 1 1 3 18 14 1 3 4 1 6 1 56 1 1 1 213 47 1018A 31X 6 136-138 290.66 310.35 m 7.27E+06 196 1 14 4 3 1 2 2 1 1 1 1 2 1 40 10 1 1 1 1 2 2 1 26 3 15 1 2 1 2 1 15 1 44 3 1 2 4 214 48 1018A 32X 2 135-137 294.35 314.04 m 9.00E+06 85 38 8 1 1 1 1 1 6 1 35 4 2 32 1 7 1 13 2 1 42 3 1 5 207 49 1018A 32X 4 140-142 297.40 317.09 g 1.45E+07 189 13 8 1 1 1 4 1 1 1 1 1 1 1 24 2 1 1 25 1 9 2 2 1 10 1 89 4 1 1 4 213 50 1018A 32X 6 138-140 300.38 320.07 m 6.75E+06 214 23 8 1 4 3 8 2 1 1 1 41 2 2 4 1 1 1 20 4 2 15 1 2 50 1 6 205 51 1018A 33X 2 139-141 303.99 323.68 m 6.81E+06 103 34 17 3 2 1 1 1 3 1 1 2 33 5 4 1 1 2 27 7 1 1 11 1 40 3 10 213 52 1018A 33X 4 138-140 306.98 326.67 g 1.75E+07 38 39 16 4 1 1 1 2 1 82 1 2 1 1 1 22 2 1 16 10 4 1 209 53 1018A 33X 6 136-138 309.96 329.65 m 1.08E+07 171 10 7 3 1 1 4 2 2 1 75 11 3 1 2 1 3 1 1 3 31 2 1 1 1 1 1 1 3 5 1 4 19 1 5 209 54 1018A 34X 2 138-140 313.60 333.29 m 2.83E+06 290 13 10 1 1 1 3 1 1 2 1 1 1 1 1 1 35 1 4 1 1 1 1 57 1 2 2 13 1 32 1 12 204 55 1018A 34X 4 136-138 316.56 336.25 m 8.42E+06 415 4 2 1 1 1 1 1 2 1 37 2 6 1 1 1 2 1 2 1 2 52 3 3 19 2 2 23 1 2 28 2 2 209 56 1018A 34X 6 140-142 319.60 339.29 m 5.26E+06 396 1 18 4 1 2 3 2 1 1 4 1 2 1 1 1 1 1 1 43 1 1 1 1 2 2 2 1 2 1 39 16 2 3 20 20 2 8 213 57 1018A 35X 2 139-141 323.19 342.88 m 1.08E+07 177 3 1 1 1 1 3 1 3 1 37 1 1 1 2 2 11 1 11 3 7 111 3 2 208 58 1018A 35X 4 138-140 326.18 345.87 m 8.26E+06 211 6 7 1 1 9 1 1 87 3 1 1 2 3 1 20 1 16 1 2 12 29 4 209 59 1018A 35X 6 137-139 329.17 348.86 m 3.64E+06 206 2 3 1 6 1 2 10 1 2 2 1 1 2 23 2 5 1 33 8 1 1 3 79 3 11 204 60 1018A 36X 2 138-140 332.88 352.57 m 6.59E+06 204 4 4 6 1 1 3 2 27 1 1 1 55 1 1 1 1 3 1 1 9 1 15 3 20 1 1 26 3 1 11 206 61 1018A 36X 4 138-140 335.88 355.57 p 3.78E+06 200 1 1 2 4 1 1 21 1 1 1 1 1 2 1 60 1 2 1 1 1 4 1 1 40 16 1 3 6 1 20 1 7 205 62 1018A 36X 6 138-140 338.89 358.58 m 2.59E+06 220 1 1 3 1 2 1 6 1 1 9 4 3 3 1 1 3 2 29 4 2 1 1 1 1 4 1 1 39 1 1 2 4 55 1 1 1 19 212 63 1018A 37X 2 138-140 342.58 362.27 p 3.48E+06 84 2 1 2 3 3 1 10 1 1 1 1 37 1 1 2 1 1 12 2 1 3 2 5 2 1 23 1 4 1 17 2 1 7 1 1 1 43 1 1 3 4 208 64 1018A 37X 4 136-138 345.56 365.25 p 7.68E+06 100 4 1 10 3 1 7 2 1 2 2 42 1 1 1 2 1 2 6 1 3 39 3 20 1 1 9 2 1 1 41 2 2 4 219 65 1018A 37X 6 143-145 348.63 368.32 p 4.19E+06 105 6 2 1 1 1 1 1 12 1 1 1 1 2 41 2 1 4 1 54 1 4 1 1 25 2 9 27 1 1 2 208 66 1018A 38X 2 140-142 352.30 371.99 m 2.31E+06 151 6 1 1 17 4 1 16 1 3 1 2 2 2 47 5 1 9 11 2 1 3 2 32 2 2 1 12 13 1 2 5 208 67 1018A 38X 4 142-144 355.32 375.01 p 2.95E+06 185 4 1 1 7 1 4 4 1 1 1 1 1 14 1 2 2 3 1 1 1 1 1 2 2 1 30 1 1 6 5 1 1 1 2 2 1 1 39 1 1 16 1 1 9 28 1 2 4 214 68 1018A 38X 6 139-141 358.29 377.98 m 4.98E+06 61 3 1 1 12 2 7 1 2 2 11 2 3 1 1 1 1 3 41 2 1 1 1 1 3 4 1 4 1 1 22 17 16 1 2 25 1 1 1 3 204 69 1018A 39X 2 137-139 361.87 381.56 p 1.51E+06 48 5 2 1 1 6 1 2 19 2 1 3 1 15 14 3 2 5 2 3 1 23 1 10 1 12 6 4 1 3 150 70 1018A 39X 4 138-140 364.88 384.57 m 7.88E+06 65 6 1 2 1 1 1 3 95 2 1 4 2 2 1 1 1 10 9 1 1 29 23 1 5 203 71 1018A 39X 6 135-137 367.85 387.54 m 1.03E+07 70 1 4 1 1 1 1 1 1 1 3 1 3 93 1 2 1 2 4 1 1 1 14 2 1 1 20 1 36 1 2 203