Table T11. Distribution of calcareous nannofossils, Holes 1237A and 1237B.
Core, section, interval (cm)
Depth (mbsf)
Depth (mcd)
Preservation
Abundance
Amaurolithus primus/delicatus
Calcidiscus macintyrei
Calcidiscus premacintyrei
Ceratolithus spp.
Coccolithus miopelagicus
Coronocyclus nitescens
Cyclicargolithus abisectus
Cyclicargolithus floridanus
Discoaster bellus
Discoaster brouweri
Discoaster calcaris/neohamatus
Discoaster hamatus
Discoaster pentaradiatus
Discoaster quinqueramus
Discoaster surculus
Discoaster tamalis
Discoaster triradiatus
Discoaster variabilis gr.
Discoaster (5-ray)
Emiliania huxleyi
Gephyrocapsa (large)
Gephyrocapsa (medium)
Gephyrocapsa spp. (small)
Minilytha convallis
Pseudoemiliania lacunosa
Reticulofenestra asanoi
Reticulofenestra bisecta
Reticulofenestra pseudoumbilicus
Sphenolithus abies/neoabies
Sphenolithus belemnos
Sphenolithus ciperoensis
Sphenolithus disbelemnos
Sphenolithus distentus
Sphenolithus heteromorphus
Sphenolithus predistentus
Sphenolithus pseudoradians
Triquetrorhabdulus rugosus
Zygrhabdolithus bijugatus
202-1237A-









































1H-1, 1 1.01 1.91 M C


















R
C C














1H-CC, 18 10.90 11.80 G A





















D














202-1237B-









































1H-4, 75 5.26 5.26 M C


















R
C C














1H-CC, 9 5.51 5.51 M A




















F C














2H-2, 75 7.76 6.91 M A




















A F














2H-5, 75 12.28 11.43 M A




















F C














2H-7, 40 14.94 14.09 G VA




















F C
R












2H-CC, 24 15.47 14.62 M A




















F C
F












3H-4, 60 20.13 21.23 M A




















F C
F












3H-5, 60 21.64 22.74 G VA




















F C
F C











3H-CC, 19 25.00 26.10 G A





















C
A C











4H-1, 75 25.25 29.55 P R




















R















4H-2, 75 26.76 31.06 M A
F

















F
















4H-3, 75 28.27 32.57 M A





































4H-4, 75 29.79 34.09 M F





































4H-5, 75 31.30 35.60
B





































4H-6, 75 32.81 37.11 M A
C



































4H-CC, 20 34.55 38.85 M A
C





















C












5H-1, 75 34.75 38.02 G A








R





R




















5H-2, 75 36.27 39.54 G A








F





R




















5H-4, 75 39.29 42.56 G A








F





R




















5H-6, 75 42.30 45.57 G A








C



























5H-CC, 22 44.02 47.29 G VA
C






C

C
R








C












6H-1, 75 44.25 49.97 G A
C






C

C
F








F












6H-2, 75 45.76 51.48 G A
C






C

C
F F







F












6H-4, 75 48.77 54.49 G A
C






C

C
F R







F












6H-CC, 30 53.51 59.23 G A
C






C

C
C F







F












7H-CC, 19 62.80 68.37 G VA
C






C

C
F R







F












8H-1, 75 63.25 68.97 G A
C






C

C










F












8H-2, 78 64.79 70.51 G VA
C






C

C










F

C









8H-3, 75 66.28 72.00 G A























C

C









8H-4, 75 67.78 73.50 G A























F

C









8H-5, 75 69.29 75.01 G A


























C R








8H-CC, 39 72.66 78.38 G VA











C













A F








9H-CC, 20 81.86 89.23 M VA R







C

C
C

F








C F








10H-CC, 10 91.29 100.51 G VA R







C

R
C

F








C









11H-4, 75 96.28 105.95 G VA R







C

R
C

F








C









11H-5, 75 97.79 107.46 G VA R







C

R R C

F








C









11H-CC, 25 101.10 110.77 G VA F










F F












C









12H-CC, 18 109.81 120.58 G VA R











F












C









13H-CC, 1 119.75 130.80 G VA R











R F R










C









14H-CC, 26 129.40 141.15 G VA R










R R


C








F C






F
15H-1, 75 129.75 142.30 G VA R










R R


C









C






F
15H-2, 75 131.26 143.81 G VA R










C
F






















15H-3, 75 132.77 145.32 G VA












R F
R




















15H-5, 75 135.79 148.34 M VA













C






















15H-CC, 1 138.66 151.21 G VA











F
F






















16H-2, 75 140.75 153.45 G A











R R























16H-CC, 12 148.21 160.91 G A







R A

F R





















R
17H-1, 75 148.75 163.55 G A







R A R
F






















R
17H-1, 86 148.86 163.66 G A







R A R
F









R


R







R
17H-1, 100 149.00 163.80 G A







R A R
F









R


F







R
17H-4, 75 153.27 168.07 G A
















A




R


A







R
17H-5, 75 154.78 169.58 G A
















A




R


A







R
17H-6, 75 156.28 171.08 G VA







F
R F




A








A







R
17H-CC, 21 158.00 172.80 G VA







C
R R




C








C







R
18H-3, 75 160.92 176.65 G A









F





A








A







R
18H-4, 75 162.43 178.16 M A


























A







R
18H-5, 75 163.94 179.67 M A



R





















A







R
18H-6, 75 165.45 181.18 M A



R





















A







R
18H-CC, 1 166.89 182.62 M VA



F

R








A








A







R
19H-2, 75 169.27 186.62 G VA



R





















A









19H-3, 75 170.78 188.13 G VA



R





















A









19H-4, 75 172.29 189.64 G VA



R R




















A









19H-5, 75 173.80 191.15 G VA



R R




















A









19H-6, 75 175.30 192.65 G VA



C R
A


















R









19H-7, 40 176.46 193.81 G VA

R
C R
A


















R









19H-CC, 13 176.81 194.16 M VA

R
C F
A


















R









20H-3, 75 180.27 198.42 G VA



C F
A





























20H-4, 75 181.77 199.92 G VA



C F
A





























20H-6, 75 184.79 202.94 G VA



C F
A





























20H-7, 40 185.95 204.10 M A

F
F F
A





























20H-CC, 24 186.41 204.56 M A

F
F F
A
























R



21H-CC, 14 195.79 214.99 M VA

F



A
























C



22H-CC, 1 205.44 225.79 M A

F



A
























C



23H-3, 75 208.77 230.92 M A

R



A








A














C



23H-4, 75 210.28 232.43 M A






A








A














C



23H-5, 75 211.78 233.93 M A






A








A



















23H-CC, 16 214.67 236.82 M A




C
A
























C



24H-1, 75 215.25 238.60 M A






A




















R







24H-4, 75 219.79 243.14 M VA






A




















F
R





24H-6, 75 222.81 246.16 M VA






A




















R
R





24H-7, 40 223.96 247.31 M VA






A








A












F





24H-CC, 10 224.17 247.52 M VA





C C








A F











F





25H-CC, 10 233.68 259.48 M VA





C A








A F











R





26H-CC, 9 243.48 269.13 M VA





C A








A F











R





27H-CC, 14 252.80 281.26 M VA





A A








A












F





28H-CC, 16 262.48 291.54 M VA





A A








A












F





29H-2, 75 264.26 295.87 M VA





C A






















F





29H-4, 75 267.27 298.88 M VA





C A






















F





29H-5, 75 268.78 300.39 M VA





C A

















R


F





C
29H-6, 75 270.29 301.90 M VA





C A

















R


F





C
29H-CC, 15 271.95 303.56 M VA





C A

















R


R






30H-CC, 0 281.24 314.85 M A





C A

















F


F





F
31H-6, 75 289.32 324.73 M VA





C A

















R


R





R
31H-7, 40 290.47 325.88 M VA





C A

















R


F





R
31H-CC, 15 291.06 326.47 M A





C A

















R


F
F



R
32H-1, 75 291.25 329.06 M VA






A

















F


F
R
F

R
32H-2, 75 292.77 330.58 M A





























F
R
R


32H-6, 75 298.80 336.61 M A





C A

















F


R
R
F

F
32H-CC, 25 300.54 338.35 M A






A





















R
R
R

F
33H-2, 75 302.26 342.12 M A






A

















F


F
R
R

F
33H-4, 75 305.27 345.13 M A






A

















F


R
F
R

F
33H-5, 75 306.78 346.64 M A






A

















F


R
F
R

F
33H-6, 75 308.29 348.15 M A






A

















F




F
F R
F
33H-7, 75 309.80 349.66 M A






A

















F




F
F R
F
33H-CC, 14 310.09 349.95 M A






A

















R




F
R R
F
34H-CC, 24 319.49 360.60 M VA






A









F






F




F
R

F

Notes: Preservation: G = good, M = moderate, P = poor. Abundance: VA = very abundant, A = abundant, C = common, F = few, R = rare, B = barren.