Datum
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Top of sample interval
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Base of sample interval
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Average (mcd)
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Age (Ma)
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Core, section, interval (cm)
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Depth
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Core, section, interval (cm)
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Depth
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Youngest
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Oldest
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(mbsf)
|
(mcd)
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(mbsf)
|
(mcd)
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|
|
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208-1263A- |
|
|
208-1263A- |
|
|
|
T | Discoaster pentaradiatus | 2.52 | 2.52 | 1H-CC | 2.29 | 2.29 | 2H-CC | 11.66 | 12.07 | 7.18 |
T | Discoaster surculus | 2.63 | 2.63 | 1H-CC | 2.29 | 2.29 | 2H-CC | 11.66 | 12.07 | 7.18 |
T | Amaurolithus spp. | 4.56 | 4.56 | 2H-CC | 11.66 | 12.07 | 3H-CC | 21.17 | 23.29 | 17.68 |
|
CN9a/NN11 assemblage | 7.39 | 8.28 | 4H-1, 120 | 22.50 | 26.33 | 4H-2, 50 | 23.30 | 27.13 | 26.73 |
B | Sphenolithus ciperoensis | 27.55 | 27.55 | 6H-1, 45 | 40.75 | 48.00 | 6H-1, 145 | 41.75 | 49.00 | 48.50 |
B | Sphenolithus distentus | 30.32 | 30.32 | 6H-CC | 49.10 | 56.35 | 7H-CC | 59.61 | 68.72 | 62.54 |
T | Sphenolithus pseudoradians |
|
|
6H-CC | 49.10 | 56.35 | 7H-CC | 59.61 | 68.72 | 62.54 |
T | Reticulofenestra umbilicus >14 µm | 31.7 | 31.7 | 8H-4, 140 | 65.20 | 75.91 | 8H-5, 45 | 65.75 | 76.46 | 76.19 |
T | Isthmolithus recurvus | 32.7 | 32.7 | 9H-4, 45 | 73.75 | 85.52 | 9H-4, 140 | 74.70 | 86.47 | 86.00 |
T | Ericsonia formosa | 32.9 | 32.9 | 9H-4, 45 | 73.75 | 85.52 | 9H-4, 140 | 74.70 | 86.47 | 86.00 |
B | Ericsonia obruta increase | 33.7 | 33.7 | 10H-3, 140 | 82.70 | 94.49 | 10H-4, 45 | 83.25 | 95.04 | 94.77 |
T | Discoaster saipanensis | 34.0 | 34.0 | 11H-2, 140 | 90.70 | 103.87 | 11H-3, 36 | 91.16 | 104.33 | 104.10 |
B | Isthmolithus recurvus | 36.6 | 36.6 | 12H-4, 140 | 102.57 | 116.30 | 12H-5, 45 | 103.12 | 116.85 | 116.58 |
B | Dictyococcites bisectus | 38.5 | 38.5 | 14H-1, 140 | 117.70 | 135.45 | 14H-2, 60 | 118.40 | 136.15 | 135.80 |
B | Dictyococcites scrippsae | 40.3 | 40.3 | 14H-5, 10 | 120.99 | 138.74 | 14H-CC | 124.05 | 141.80 | 140.27 |
T | Nannotetrina spp. | 42.3 | 42.3 | 15H-CC | 135.23 | 155.75 | 16H-1, 45 | 135.75 | 157.64 | 156.70 |
B | Reticulofenestra umbilicus >14 µm | 42.5 | 42.5 | 16H-2, 45 | 137.25 | 159.14 | 16H-2, 140 | 138.20 | 160.09 | 159.62 |
B | Nannotetrina spp. | 47.8 | 47.8 | 21H-1, 40 | 183.20 | 213.54 | 21H-1, 140 | 184.20 | 214.54 | 214.04 |
T | Discoaster lodoensis | 48.0 | 48.0 | 21H-2, 40 | 184.70 | 215.04 | 21H-2, 140 | 185.70 | 216.04 | 215.54 |
B | Rhabdosphaera inflata | 48.5 | 48.5 | 21H-7, 55 | 192.35 | 222.69 | 21H-CC | 192.40 | 222.74 | 222.72 |
B | Discoaster sublodoensis | 49.3 | 49.3 | 22H-3, 130 | 196.34 | 228.68 | 22H-4, 40 | 196.94 | 229.28 | 228.98 |
T | Tribrachiatus orthostylus | 51.0 | 51.0 | 24H-3, 140 | 212.50 | 247.15 | 24H-4, 45 | 213.05 | 247.70 | 247.43 |
B | Discoaster lodoensis | 52.4 | 52.4 | 27H-3, 45 | 235.55 | 275.58 | 27H-3, 140 | 236.50 | 276.53 | 276.06 |
B | Toweius crassus | 51.5 | 51.5 | 27H-7, 60 | 241.20 | 281.23 | 28H-1, 80 | 242.40 | 284.92 | 283.08 |
T | Discoaster multiradiatus | 53.0 | 53.0 | 28H-2, 80 | 243.90 | 286.42 | 28H-3, 80 | 245.40 | 287.92 | 287.17 |
B | Sphenolithus radians | 53.3 | 53.3 | 28H-3, 80 | 245.40 | 287.92 | 28H-4, 80 | 246.90 | 289.42 | 288.67 |
B | Tribrachiatus orthostylus | 53.4 | 53.4 | 29H-1, 50 | 251.60 | 295.30 | 29H-1, 140 | 252.50 | 296.20 | 295.75 |
T | Fasciculithus spp. |
|
|
32H-2, 60 | 273.70 | 322.08 | 32H-4, 60 | 276.70 | 325.08 | 323.58 |
B | Discoaster diastypus | 53.9 | 53.9 | 32H-6, 130 | 280.40 | 328.78 | 32H-CC | 281.61 | 329.99 | 329.39 |
|
Increase Zygrhablithus bijugatus |
|
|
33H-2, 110 | 283.70 | 334.70 | 33H-2, 126 | 283.86 | 334.86 | 334.78 |
B | Rhomboaster spp. |
|
|
34X-1, 10 | 284.20 | 335.44 | 34X-1, 30 | 284.40 | 335.64 | 335.54 |
B | Discoaster multiradiatus | 56.2 | 56.2 | 36X-3, 40 | 303.40 | 357.50 | 36X-3, 115 | 304.15 | 358.25 | 357.88 |
B | Discoaster nobilis | 56.5 | 56.5 | 37X-3, 86 | 310.96 | 366.34 | 37X-4, 70 | 311.80 | 367.18 | 366.76 |
B | Heliolithus riedelii | 57.3 | 57.3 | 39X-2, 140 | 329.30 | 388.15 | 39X-3, 40 | 329.80 | 388.65 | 388.40 |
B | Discoaster mohleri | 57.5 | 57.5 | 39X-3, 140 | 330.80 | 389.65 | 39X-4, 70 | 331.60 | 390.45 | 390.05 |
B | Heliolithus kleinpellii | 58.2 | 58.2 | 40X-3, 65 | 339.65 | 400.23 | 40X-CC | 340.07 | 400.65 | 400.44 |
B | Sphenolithus anarrhopus | 58.4 | 58.4 | 40X-3, 65 | 339.65 | 400.23 | 40X-CC | 340.07 | 400.65 | 400.44 |
|
|
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208-1263B- |
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|
208-1263B- |
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B | Sphenolithus distentus | 30.4 | 30.4 | 1H-CC | 55.40 | 62.71 | 2H-1, 5 | 55.55 | 64.96 | 63.84 |
T | Sphenolithus pseudoradians |
|
|
2H-5, 40 | 61.90 | 71.31 | 2H-5, 140 | 62.90 | 72.31 | 71.81 |
T | Reticulofenestra umbilicus >14 µm | 42.5 | 42.5 | 3H-CC | 74.43 | 85.47 | 4H-CC | 84.04 | 96.13 | 90.80 |
T | Ericsonia formosa | 32.9 | 32.9 | 3H-CC | 74.43 | 85.47 | 4H-CC | 84.04 | 96.13 | 90.80 |
T | Discoaster saipanensis | 34.0 | 34.0 | 5H-4, 66 | 88.99 | 103.68 | 5H-5, 40 | 90.23 | 104.92 | 104.30 |
T | Chiasmolithus grandis | 37.1 | 37.1 | 7H-3, 60 | 106.60 | 123.58 | 7H-4, 40 | 107.90 | 124.88 | 124.23 |
B | Dictyococcites bisectus | 38.5 | 38.5 | 8H-1, 40 | 112.90 | 131.24 | 8H-1, 120 | 113.70 | 132.04 | 131.64 |
T | Nannotetrina spp. | 42.3 | 42.3 | 9H-CC | 131.77 | 151.72 | 10H-CC | 141.04 | 161.82 | 156.77 |
B | Reticulofenestra umbilicus >14 µm | 42.5 | 42.5 | 11H-CC | 150.76 | 172.54 | 12H-CC | 160.46 | 183.14 | 177.84 |
T | Nannotetrina fulgens | 43.4 | 43.4 | 11H-3, 80 | 144.80 | 166.58 | 11H-4, 80 | 146.30 | 168.08 | 167.33 |
T | Chiasmolithus gigas | 44.0 | 44.0 | 12H-1, 40 | 150.90 | 173.58 | 12H-1, 140 | 151.90 | 174.58 | 174.08 |
B | Chiasmolithus gigas | 46.1 | 46.1 | 13H-3, 120 | 164.21 | 188.77 | 13H-4, 40 | 164.90 | 189.47 | 189.12 |
B | Nannotetrina fulgens | 47.0 | 47.0 | 14H-3, 40 | 172.90 | 199.02 | 14H-3, 120 | 173.70 | 199.82 | 199.42 |
B | Discoaster sublodoensis | 49.3 | 49.3 | 13H-CC | 169.52 | 194.09 | 14H-CC | 178.52 | 204.64 | 199.37 |
T | Discoaster lodoensis | 48.0 | 48.0 | 14H-CC | 178.52 | 204.64 | 15H-CC | 186.79 | 214.14 | 209.39 |
T | Tribrachiatus orthostylus | 51.0 | 51.0 | 19H-CC | 204.84 | 237.44 | 20H-CC | 214.74 | 248.45 | 242.95 |
B | Discoaster lodoensis | 52.4 | 52.4 | 22H-CC | 233.74 | 272.07 | 23H-CC | 243.32 | 283.79 | 277.93 |
T | Discoaster multiradiatus | 53.0 | 53.0 | 23H-CC | 243.32 | 283.79 | 24H-CC | 252.62 | 294.91 | 289.35 |
B | Sphenolithus radians | 53.3 | 53.3 | 23H-CC | 243.32 | 283.79 | 24H-CC | 252.62 | 294.91 | 289.35 |
B | Tribrachiatus orthostylus | 53.4 | 53.4 | 23H-CC | 243.32 | 283.79 | 24H-CC | 252.62 | 294.91 | 289.35 |
T | Fasciculithus spp. |
|
|
26X-CC | 271.50 | 315.62 | 27X-CC | 280.55 | 327.93 | 321.78 |
B | Rhomboaster spp. |
|
|
28X-CC | 284.26 | 335.09 | 29X-1, 1 | 290.30 | 342.86 | 338.98 |
B | Discoaster multiradiatus | 56.2 | 56.2 | 30X-CC | 301.78 | 356.08 | 31X-CC | 315.03 | 371.06 | 363.57 |
B | Heliolithus riedelii | 57.3 | 57.3 | 31X-CC | 315.03 | 371.06 | 32X-CC | 326.11 | 383.87 | 377.47 |
B | Discoaster mohleri | 57.5 | 57.5 | 31X-CC | 315.03 | 371.06 | 32X-CC | 326.11 | 383.87 | 377.47 |
B | Heliolithus kleinpellii | 58.2 | 58.2 | 32X-CC | 326.11 | 383.87 | 33X-CC | 336.98 | 396.49 | 390.18 |
|
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|
208-1263C- |
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|
208-1263C- |
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|
|
T | Discoaster lodoensis | 48.0 | 48.0 | 3H-CC | 118.54 | 136.80 | 4H-CC | 202.26 | 234.58 | 185.69 |
T | Tribrachiatus orthostylus | 51.0 | 51.0 | 5H-CC | 206.62 | 239.62 | 6H-CC | 221.66 | 255.49 | 247.56 |
B | Discoaster lodoensis | 52.4 | 52.4 | 8H-CC | 234.95 | 271.89 | 9H-CC | 244.81 | 284.60 | 278.25 |
T | Discoaster multiradiatus | 53.0 | 53.0 | 9H-CC | 244.81 | 284.60 | 10H-CC | 254.35 | 296.23 | 290.42 |
B | Sphenolithus radians | 53.3 | 53.3 | 9H-CC | 244.81 | 284.60 | 10H-CC | 254.35 | 296.23 | 290.42 |
B | Tribrachiatus orthostylus | 53.4 | 53.4 | 10H-CC | 254.35 | 296.23 | 11H-CC | 263.87 | 307.58 | 301.91 |
T | Fasciculithus spp. |
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|
12H-CC | 272.81 | 318.23 | 13H-CC | 282.93 | 330.14 | 324.19 |
B | Rhomboaster spp. |
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14H-2, 92 | 284.87 | 335.13 | 14H-2, 110 | 285.00 | 335.31 | 335.22 |
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208-1263D- |
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208-1263D- |
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T | Fasciculithus spp. |
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1H-CC | 275.20 | 321.68 | 2H-CC | 282.60 | 330.98 | 326.33 |
B | Rhomboaster spp. |
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3H-CC | 284.01 | 334.62 | 4H-CC | 286.49 | 337.12 | 335.87 |
Note: T = top, B = bottom.