Table T10. Distribution of the main components of the radiolarian assemblage at Site 1090. Notes: Abundance abbreviations: A = abundant, C = common, F = few, R = rare, B = barren. Preservation abbreviations: E = excellent, G = good, M = moderate. For more specific definitions, refer to "Biostratigraphy," p. 10, in the "Explanatory Notes" chapter. Leg Site Hole Core Core type Section Top (cm) Bottom (cm) Depth (mbsf) Depth (mcd) Abundance Preservation Actinomma delicatum Antarctissa deflandrei Antarctissa denticulata Antarctissa longa Axoprunum bispiculum Axoprunum irregularis Axoprunum pierinae Botryostrobus aquilonalis Botryostrobus auritus Calocyclas cf. semipolita Calocyclas sp. Cycladophora antiqua Cycladophora bicornis Cycladophora davisiana Cycladophora pliocenica Cymaetron sp. Cyrtocapsella aff. japonica Cyrtocapsella longithorax Cyrtocapsella robusta Cyrtocapsella tetrapera Eucyrtidium antiquum Eucyrtidium calvertense Eucyrtidium cienkowskii Eucyrtidium (?) mariae Eucyrtidium spinosum Eurystomoskevos petrushevskayaae Helotholus vema Lamprocyclas margatensis Lamprocyclas sp. Lamprocyrtis heteroporos Lamprocyrtis neoheteroporos Lithelius nautiloides Lithomelissa sphaerocephalis Lophocyrtis (Paralampterium)? galenum Lophocyrtis (Paralampterium)? longiventer Lychnocanoma amphitrite Lychnocanoma bellum Lychnoanoma conica Saturnalis circularis Spongodiscus osculosus Spongoplegma antarcticum Spongotrochus glacialis Stichocorys peregrina Stylatractus neptunus gr. Stylatractus universus Theocyrtis tuberosa Velicucullus sp. Zygocircus buetschli 177 1090 A 1 H CC 10 15 6.97 6.97 177 1090 B 1 H CC 20 25 4.2 4.2 C M F A F F F F F F 177 1090 B 2 H CC 0 10 13.8 13.8 177 1090 B 3 H CC 13 18 22.28 24.03 177 1090 B 4 H CC 12 17 32.51 35.02 A G F F F C F C F F F F F 177 1090 B 5 H CC 14 19 41.4 45.01 177 1090 B 6 H CC 9 14 51.84 53.44 177 1090 B 7 H CC 12 17 59.29 65.59 A E F F F C C F F F R F 177 1090 B 8 H CC 18 23 69.63 73.34 A E R F C R R R C 177 1090 B 9 H CC 13 18 79.99 83.68 177 1090 B 10 H CC 19 24 88.41 92.98 177 1090 B 11 H CC 10 15 99.16 103.15 A E F F C F F F 177 1090 B 12 H CC 6 11 108.89 112.56 A E F F F F F F F 177 1090 B 13 H CC 0 5 117.12 122.53 A E F F F R F F 177 1090 B 14 H CC 0 5 127.51 131.16 A E F R R F F F F F F 177 1090 B 15 H CC 0 10 136.73 143.22 A G F F F F 177 1090 B 16 H CC 0 10 146.75 153.4 177 1090 B 17 H CC 14 24 154.36 161.86 177 1090 B 18 H CC 6 16 165.37 173.15 177 1090 B 19 H CC 24 34 173.14 182.63 A E C F F F F C 177 1090 B 20 H CC 22 32 184.42 192.03 177 1090 B 21 X CC 15 25 194.09 202.14 A E F F F F F C 177 1090 B 22 X CC 0 10 203.69 211.3 A E F C F F F F F 177 1090 B 23 X CC 26 36 213.76 222.16 A E F F F F F 177 1090 B 24 X CC 18 28 223.25 234.21 177 1090 B 25 X CC 19 27 233.01 243.72 177 1090 B 26 X CC 10 15 242.73 254.72 177 1090 B 27 X CC 13 18 251.53 263.52 A E F F F F F F F F F 177 1090 B 28 X CC 16 21 262.19 274.18 177 1090 B 29 X CC 17 22 271.87 283.86 177 1090 B 30 X CC 21 34 281.6 293.68 177 1090 B 31 X CC 21 26 291.5 303.43 A E F F F F F C F 177 1090 B 32 X CC 27 32 294.38 177 1090 B 33 X CC 13 18 297.73 309.39 177 1090 B 34 X CC 12 20 310.7 322.69 177 1090 B 35 X CC 17 20 319.91 331.9 C G F F F F F 177 1090 B 36 X CC 26 34 330.12 342.11 177 1090 B 37 X CC 40 45 337.16 349.15 177 1090 B 38 X CC 8 18 349.12 361.11 B 177 1090 B 39 X CC 12 22 358.78 370.77 B 177 1090 B 40 X CC 21 31 368.55 380.49 177 1090 B 41 X CC 0 5 372.58 384.57 177 1090 B 42 X CC 22 27 387.5 399.49 177 1090 B 43 X CC 29 39 397.59 409.58 B 177 1090 C 1 H CC 14 19 2.8 3.16 C M A F C C F 177 1090 C 2 H CC 11 16 10.06 15.63 177 1090 C 3 H CC 9 19 21.01 27.26 177 1090 C 4 H CC 8 13 30.28 36.59 177 1090 C 5 H CC 9 14 40.19 48.24 177 1090 C 6 H CC 17 22 50.41 58.23 177 1090 C 7 H CC 8 13 58.88 66.62 A E F C F C F F C F 177 1090 C 8 H CC 0 5 68.8 76.61 A E F F C R F 177 1090 D 1 H CC 12 17 7.37 7.71 C M F F F F F F 177 1090 D 2 H CC 9 14 15.46 17.61 177 1090 D 3 H CC 8 13 24.94 28.01 177 1090 D 4 H CC 9 14 34.79 37.78 A E F F F F F F F F F F F F 177 1090 D 5 H CC 7 12 44.95 49.16 177 1090 D 6 H CC 7 12 54.23 59.69 177 1090 D 7 H CC 17 22 62.9 68.98 A E F F F F F F F F 177 1090 D 8 H CC 17 22 73.97 79.88 A E F F F F F F 177 1090 D 9 H CC 7 12 82.95 90.48 177 1090 D 10 H CC 20 25 93.16 100.69 177 1090 D 11 H CC 20 25 101.84 108.97 177 1090 D 12 H CC 0 5 111.65 118.78 A E F R F F F F 177 1090 D 13 H CC 0 10 120.54 127.43 177 1090 D 14 H CC 0 10 130.66 137.91 177 1090 D 15 H CC 17 22 140.06 146.53 177 1090 D 16 H CC 0 5 149.51 158.15 A E F F F F F F F 177 1090 D 17 H CC 16 21 159.33 169.21 177 1090 D 18 H CC 9 14 168.46 180.16 177 1090 D 20 H CC 17 22 187.47 198.32 C E F F 177 1090 D 21 H CC 0 10 197.25 208.18 177 1090 D 22 H CC 51 56 207.21 218.91 177 1090 D 23 H CC 33 38 215.14 227.77 177 1090 D 24 H CC 0 6 226.02 237.66 A E F F F F F 177 1090 E 1 H CC 8 13 8.65 12.03 C M F F F F F F F 177 1090 E 2 H CC 8 13 15.75 19.34 177 1090 E 3 H CC 10 15 24.56 31.27 177 1090 E 4 H CC 15 20 35.35 41.5 A G F F F F F F F F 177 1090 E 5 H CC 13 18 44.85 53.14 177 1090 E 6 H CC 10 15 54.54 62.96 A E F F F R F F 177 1090 E 7 H CC 17 22 65.19 74.08 A E F F F F 177 1090 E 8 H CC 9 14 75.31 83.86 177 1090 E 9 H CC 8 13 84.53 94.44 177 1090 E 10 H CC 18 23 93.38 103.75 177 1090 E 11 H CC 0 10 103.4 113.21 A E F F F F F F 177 1090 E 12 H CC 0 5 112.32 121.53 177 1090 E 13 H CC 12 17 121.65 131.26 177 1090 E 14 H CC 14 19 131.74 140.89 177 1090 E 15 H CC 0 10 141.53 152.34 A E F F F F F F F F 177 1090 E 16 H CC 29 39 150.99 163.05 177 1090 E 17 H CC 0 10 160.78 173.21 177 1090 E 18 H CC 14 24 170.04 184.77 177 1090 E 19 H CC 12 22 179.72 192.78 A E F F 177 1090 E 20 H CC 14 24 188.76 202.7 177 1090 E 21 H CC 0 10 198.78 212.9 177 1090 E 22 H CC 0 10 208 221.44 177 1090 E 23 H CC 20 27 213.94 229.3 A E F F F F F F 177 1090 E 24 H CC 11 16 225.84 241.25 177 1090 E 25 H CC 12 17 236.74 252.21 A E F F F F F F