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Table T6. Summary of biostratigraphic age assignments for Site 1093. (See table note.)

Core, section,
interval (cm)
Depth
(mbsf)
Depth
(mcd)
Calcareous
nannofossil zone
Calcareous
nannofossil age
(Ma)
Diatom zone Diatom age
(Ma)
Diatom comment Radiolaria
zone
Radiolaria
age
(Ma)
Comment











177-1093A-









1H-CC, 12-17 8.49 8.49 NN21b 0-0.085 T. lentiginosa Subzone c 0-0.18
Omega 0-0.46
2H-3, 30-30 11.80 11.98 NN21b 0-0.085





2H-5, 30-30 14.80 14.98 NN21a 0.085-0.26





2H-CC, 12-17 18.09 18.27

T. lentiginosa Subzone c 0-0.18
Omega 0-0.46
3H-4, 30-30 22.80 24.18 NN21a <0.26
















3H-CC, 11-16 27.69 29.07

T. lentiginosa Subzone c 0-0.18
Omega 0-0.46
4H-1, 1-1 27.51 31.49

T. lentiginosa Subzone c 0-0.18



4H-2-120-120 30.20 34.18 NN21a 0.085-0.26





4H-3, 30-30 30.80 34.78 NN21a 0.085-0.26





4H-CC, 10-15 37.49 41.47

T. lentiginosa Subzone c 0-0.18 Cold-water assemblage Omega 0-0.46 Barren CN











5H-3, 1-1 40.01 43.37

T. lentiginosa Subzone c 0-0.18 Cold-water assemblage


5H-5, 1-1 43.01 46.37

T. lentiginosa Subzone c 0-0.18 Cold-water assemblage


5H-6, 1-1 44.51 47.87

T. lentiginosa Subzone c 0-0.18 H. karstenii present


5H-CC, 15-20 46.86 50.22

T. lentiginosa Subzone b,a 0.18-0.65 H. karstenii present Omega 0-0.46
6H-1, 1-1 46.51 51.85

T. lentiginosa Subzone b,a 0.18-0.65 H. karstenii present













6H-2, 1-1 48.01 53.35

T. lentiginosa Subzone b,a 0.18-0.65 H. karstenii present


6H-3, 1-1 49.51 54.85

T. lentiginosa Subzone b,a 0.18-0.65 H. karstenii present

Barren CN
6H-CC, 0-10 56.01 61.35 NN21a
T. lentiginosa Subzone b,a 0.18-0.65 H. karstenii present Omega 0-0.46 Barren CN
7H-CC, 24-29 65.47 71.83 NN21a
T. lentiginosa Subzone b,a 0.18-0.65 H. karstenii present Omega 0-0.46
8H-1, 1-1 65.51 73.04

T. lentiginosa Subzone b,a 0.18-0.65 H. karstenii present













8H-2, 1-1 67.01 74.54

T. lentiginosa Subzone b,a 0.18-0.65 H. karstenii present


8H-3, 1-1 68.51 76.04

T. lentiginosa Subzone b,a 0.18-0.65 Cold-water assemblage

Barren CN
8H-5, 1-1 71.51 79.04

T. lentiginosa Subzone b,a 0.18-0.65 Cold-water assemblage


8H-CC, 0-10 75.09 82.62

T. lentiginosa Subzone b,a 0.18-0.65 Cold-water assemblage Omega 0-0.46
9H-3, 1-1 78.01 85.68

T. lentiginosa Subzone b,a 0.18-0.65














9H-CC, 15-20 84.77 92.44

T. lentiginosa Subzone b,a 0.18-0.65
Omega 0-0.46
10H-6, 1-1 91.96 101.09

T. lentiginosa Subzone b,a 0.18-0.65



10H-7, 1-1 93.46 102.59

T. lentiginosa Subzone b,a 0.18-0.65



10H-CC, 0-10 93.93 103.06 NN20 0.26-0.46 T. lentiginosa Subzone b,a 0.18-0.65
Omega 0-0.46
11H-1, 1-1 94.01 104.36

T. lentiginosa Subzone b,a 0.18-0.65


Barren CN











11H-CC, 16-21 103.76 114.11

T. lentiginosa Subzone b,a 0.18-0.65
Omega 0-0.46
12H-CC, 0-10 113.06 124.69 NN20 0.26-0.46 T. lentiginosa Subzone b,a 0.18-0.65
Omega 0-0.46 Almost barren CN
13H-1, 1-1 113.01 124.68

T. lentiginosa Subzone b,a 0.18-0.65


Barren CN
13H-1, 10-10 113.10 124.77

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked


13H-1, 75-75 113.75 125.42

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked













13H-2, 1-1 114.51 126.18

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked


13H-2, 40-40 114.90 126.57

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked


13H-2, 120-120 115.70 127.37

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked


13H-3, 1-1 116.01 127.68

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked


13H-3, 80-81 116.80 128.47




Omega 0-0.46 Barren CN











13H-4, 80-81 118.30 129.97




Psi 0.46-0.83 Barren CN
13H-CC, 15-20 122.43 134.10

T. lentiginosa Subzone b,a 0.18-0.65 Cold-water assemblage Psi 0.46-0.83
14H-CC, 10-15 131.74 144.35

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked Psi 0.46-0.83
15H-5, 40-40 138.40 150.93 NN20 0.26-0.46




Barren CN
15H-6, 40-40 139.90 152.43 NN20 0.26-0.46





15H-CC, 11-16 141.86 154.39 NN20 0.26-0.46 T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked Psi 0.46-0.83
16H-3, 129-129 145.79 159.16 NN19 >0.46




Barren CN
16H-CC, 0-10 150.92 164.29

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked Psi 0.46-0.83
17H-CC, 24-29 160.88 173.99

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked













18H-2, 1-1 162.01 176.30

A. ingens Subzone c 0.65-1.3



18H-4, 1-1 165.01 179.30

A. ingens Subzone c 0.65-1.3



18H-CC, 10-15 170.37 184.66 NN19 >0.46 A. ingens Subzone c 0.65-1.07



19H-3, 1-1 173.01 190.10

A. ingens Subzone c 0.65-1.07



19H-6, 1-1 177.51 194.60

A. ingens Subzone c 0.65-1.07














19H-CC, 17-22 179.85 196.94

A. ingens Subzone c 0.65-1.07



20H-2, 1-1 181.01 200.06

A. ingens Subzone c 0.65-1.07



20H-7, 1-1 188.51 207.56

A. ingens Subzone c 0.65-1.07



20H-CC, 17-22 189.28 208.33

A. ingens Subzone c 0.65-1.07
Psi 0.46-0.83
21H-CC, 48-53 198.48 219.03

A. ingens Subzone c 0.65-1.07
Chi 0.83-1.92











22H-2, 30-30 200.30 220.79 NN19 0.46-0.88





22H-CC, 0-10 207.46 227.95 NN19 0.88-1.08 A. ingens Subzone c 0.65-1.07



23H-CC, 0-10 217.63 238.72 NN19 0.88-0.96 A. ingens Subzone c 0.65-1.07
Chi 0.83-1.92
24H-5, 15-15 223.65 245.54 NN19 0.88-0.96





24H-5, 140-140 224.90 246.79 NN19 0.96-1.08
















24H-CC, 35-40 227.11 249.00 NN19 0.96-1.08 A. ingens Subzone c 0.65-1.07 T. longissima ooze


25H-CC, 25-30 235.16 256.20

A. ingens Subzone c 0.65-1.07
Chi 0.83-1.92
26H-6, 50-50 242.50 262.77 NN19 0.96-1.08




Barren CN
26H-CC, 19-24 243.69 263.96 NN19 >1.08 A. ingens Subzone c 0.65-1.07
Chi 0.83-1.92 Barren CN
28X-1, 1-1 251.01 271.85

A. ingens Subzone b 1.07-1.3


Barren CN











28X-CC, 12-17 257.85 278.69

A. ingens Subzone b 1.07-1.3
Chi 0.83-1.92
29X-CC, 13-18 264.63 285.47

A. ingens Subzone b 1.07-1.3 T. longissima ooze Chi 0.83-1.92 Barren CN
30H-CC, 15-20 274.26 295.10 NN19 1.08-1.24 A. ingens Subzone b 1.07-1.3
Chi 0.83-1.92
31X-CC, 0-2 275.40 296.24

A. ingens Subzone b 1.07-1.3
Chi 0.83-1.92











177-1093B-









1H-CC, 8-13 7.10 12.38

T. lentiginosa Subzone c 0-0.18


Barren CN
2H-CC, 0-10 16.16 23.10

T. lentiginosa Subzone c 0-0.18
Omega 0-0.46
3H-CC, 8-13 21.89 30.97

T. lentiginosa Subzone c 0-0.18


Barren CN
4H-CC, 9-14 35.84 45.32

T. lentiginosa Subzone c 0-0.18



5H-CC, 4-12 45.21 57.31

T. lentiginosa Subzone b,a 0.18-0.65 H. karstenii present













6H-CC, 15-20 53.08 67.74

T. lentiginosa Subzone b,a 0.18-0.65 H. karstenii present Omega 0-0.46
7H-CC, 10-15 63.89 77.66

T. lentiginosa Subzone b,a 0.18-0.65



8H-CC, 7-12 73.39 87.86

T. lentiginosa Subzone b,a 0.18-0.65 H. karstenii present


9H-CC, 10-15 83.24 99.33

T. lentiginosa Subzone b,a 0.18-0.65 H. karstenii present


10H-CC, 17-22 91.91 108.38

T. lentiginosa Subzone b,a 0.18-0.65 Warm-water assemblage Omega 0-0.46 Barren CN











11H-CC, 12-17 102.29 121.00

T. lentiginosa Subzone b,a 0.18-0.65



12H-1, 130-130 103.40 122.95

T. lentiginosa Subzone b,a 0.18-0.65



12H-2, 110-110 104.70 124.25

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked


12H-3, 40-40 105.50 125.05

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked


12H-4, 60-60 107.20 126.75

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked

Barren CN
12H-CC, 18-23 110.68 130.23

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked


13H-1, 50-50 112.10 130.81

T. lentiginosa Subzone b,a 0.18-0.65



13H-CC, 16-21 121.43 140.14

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked


14H-CC, 11-16 130.23 149.88

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked Psi 0.46-0.83
15H-5, 40-40 136.42 157.31 NN20 0.26-0.46 T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked













15H-6, 40-40 137.92 158.81 NN19 0.46-0.88 T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked

Almost barren CN
15H-CC, 13-18 138.50 159.39

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked


16H-CC, 7-12 149.33 169.66

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked


17H-CC, 7-12 158.62 179.95

A. ingens Subzone c 0.65-1.3



18H-CC, 0-7 167.39 192.08

A. ingens Subzone c 0.65-1.07 A. ingens acme Psi 0.46-0.83











19H-CC, 6-11 178.18 202.85

A. ingens Subzone c 0.65-1.07



20H-CC, 23-28 186.91 214.80

A. ingens Subzone c 0.65-1.07



21H-CC, 14-19 195.34 224.19 NN19 0.46-.88? A. ingens Subzone c 0.65-1.07



22H-CC, 15-20 205.44 233.45 NN19 0.88-1.08? A. ingens Subzone c 0.65-1.07 T. longissima ooze Chi 0.83-1.92
23H-CC, 24-29 215.80 245.25
0.88-1.08 A. ingens Subzone c 0.65-1.07



24H-CC, 0-10 221.80 252.11
0.88-1.08 A. ingens Subzone c 0.65-1.07


Barren CN











177-1093C-









1H-CC, 0-12 7.88 14.94 NN21a <0.26


Omega 0-0.46
2H-CC, 0-10 13.76 23.30 NN21a <0.26





3H-CC, 14-19 25.14 35.28 NN21a <0.26


Omega 0-0.46
5H-CC, 11-16 44.50 58.92
?


Omega 0-0.46
6H-CC, 17-22 52.17 68.01

T. lentiginosa Subzone b,a 0.18-0.65 H. karstenii present













7H-CC, 0-10 64.59 78.40

T. lentiginosa Subzone b,a 0.18-0.65
Omega 0-0.46
12H-CC, 6-11 111.34 131.39 NN20? <0.46?





13H-CC, 13-18 114.37 138.42




Psi 0.46-0.83
14H-CC, 15-20 128.12 147.35 NN19? >0.46?





15H-CC, 9-14 136.86 161.37 NN19 >0.46
















16H-CC, 0-7 144.12 167.71 NN19 >0.46





17H-CC, 9-14 155.49 180.50 NN19 >0.46


Psi 0.46-0.83











177-1093D-









1H-CC, 0-4 142.88 159.37 NN19? >0.46? T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked ? ?
2H-CC, 20-25 147.68 163.69

T. lentiginosa Subzone b,a 0.18-0.65 A. ingens reworked


3H-CC, 0-10 159.90 175.13 NN19 >0.46 A. ingens Subzone c 0.65-1.3



4H-CC, 14-19 173.37 190.68

A. ingens Subzone c 0.65-1.07



5H-CC, 0-10 182.73 200.96 NN19 >0.46 A. ingens Subzone c 0.65-1.07 Warm-water assemblage ? ?











6H-CC, 0-10 189.17 210.66 NN19 >0.46 A. ingens Subzone c 0.65-1.07 Warm-water assemblage


7H-1, 0-1 193.00 213.69 NN19 0.46-0.88





7H-CC, 0-10 195.26 215.95

A. ingens Subzone c 0.65-1.07



8H-3, 0-1 205.50 227.33 NN19 0.88-1.08





8H-CC, 10-15 208.42 230.25

A. ingens Subzone c 0.65-1.07 Cold-water assemblage













10H-CC, 0-10 226.74 251.45

A. ingens Subzone c 0.65-1.07
Chi 0.83-1.92
11H-CC, 0-10 237.67 259.78 NN19 0.88-1.08 A. ingens Subzone c 0.65-1.07 T. longissima ooze

Barren CN
12H-1, 0-1 240.50 265.89 NN19 >1.08




Barren CN
12H-CC, 15-20 245.22 270.61 NN19 >1.08 A. ingens Subzone b 1.07-1.3


Barren CN
14H-CC, 0-10 259.98 286.08

A. ingens Subzone b 1.07-1.3
Chi 0.83-1.92
15H-CC, 0-5 270.39 296.49

A. ingens Subzone b 1.07-1.3



16H-CC, 0-5 278.50 304.60

A. ingens Subzone b 1.07-1.3


Barren CN
17H-CC, 0-10 288.43 314.53

A. ingens Subzone b 1.07-1.3
Chi 0.83-1.92
18H-CC, 0-2 297.50 323.60

A. ingens Subzone b 1.07-1.3


reworked assemblage?
21X-CC, 0-1 319.00 345.10

A. ingens Subzone a 1.3-1.8 Warm-water assemblage

Barren CN











22H-CC, 0-5 329.75 355.85

A. ingens Subzone a 1.3-1.8 A. ingens ooze


27X-CC, 9-14 373.37 399.47

A. ingens Subzone a 1.3-1.8
Chi 0.83-1.92 Barren CN
28X-CC, 5-15 378.78 404.88

A. ingens Subzone a 1.3-1.8



29X-CC, 13-18 395.70 421.80

A. ingens Subzone a 1.3-1.8 Warm-water assemblage


32X-CC, 20-24 415.30 441.40

A. ingens Subzone a 1.3-1.8 A. ingens acme













33X-CC, 13-18 434.38 460.48

A. ingens Subzone a 1.3-1.8 A. ingens acme Chi 0.83-1.92
34X-1, 0-1 434.43 460.53

T. kolbei/F. matuyamae 2.0-2.5



34X-3, 0-1 437.30 463.40

T. kolbei/F. matuyamae 2.0-2.5



34X-5, 0-1 440.30 466.40

T. kolbei/F. matuyamae 2.0-2.5



34X-CC, 24-29 441.35 467.45

T. kolbei/F. matuyamae 2.0-2.5














35X-3, 0-1 446.90 473.00

T. kolbei/F. matuyamae 2.0-2.5



35X-7, 0-1 452.50 478.60

T. kolbei/F. matuyamae 2.0-2.5



35X-CC, 0-1 452.99 479.09

T. kolbei/F. matuyamae 2.0-2.5
Chi 0.83-1.92
36X-CC, 24-29 462.96 489.06
<1.69? T. kolbei/F. matuyamae 2.0-2.5
Phi 1.92-2.42
37X-3, 0-1 465.90 492.00

T. kolbei/F. matuyamae 2.0-2.5














37X-6, 0-1 470.40 496.50

T. vulnifica 2.5-2.6



37X-CC, 20-25 472.74 498.84

T. vulnifica 2.5-2.6
Phi 1.92-2.42
38X-5, 0-1 478.50 504.60

T. vulnifica 2.5-2.6



38X-CC, 48-53 480.26 506.36

T. insigna 2.6-3.3



39X-CC, 13-18 489.12 515.22

T. insigna 2.6-3.3














40X-1, 38-38 491.98 518.08

T. insigna 2.6-3.3 T. longissima ooze


40X-CC, 17-22 495.67 521.77

T. insigna 2.6-3.3
Upsilon 2.61-3.5
41X-CC, 26-31 502.69 528.79

T. insigna 2.6-3.3 T. longissima ooze Upsilon 2.61-3.5
44X-CC, 20-25 531.31 557.41

F. interfrigidaria 3.3-3.8



45X-CC, 0-10 545.28 571.38

F. interfrigidaria 3.3-3.8
Upsilon 2.61-3.5











46X-CC, 11-16 552.51 578.61

F. interfrigidaria 3.3-3.8



47X-CC, 0-10 559.40 585.50

F. interfrigidaria 3.3-3.8
Upsilon 3.5-4.57
48X-CC, 8-9 568.88 594.98

F. reinholdii 5.6-6.4 N. mirabilis ooze


50X-CC, 0-2 588.60 614.70

Unzoned
No diatoms ? ?











177-1093E-









1H-CC, 10-15 10.50 11.09

T. lentiginosa Subzone c 0-0.18 Cold-water assemblage


2H-CC, 13-18 37.94 44.42

T. lentiginosa Subzone c 0-0.18














177-1093F-









1H-CC, 13-18 40.06 43.11

T. lentiginosa Subzone c 0-0.18 Cold-water assemblage


Notes: CN = calcareous nannofossil. This table is also available in ASCII format in the TABLES directory.

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