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Table T5. Summary of biostratigraphic age assignments for Site 1092. (See table note. Continued on next seven pages.)

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

177-1092A-






1H-1, 30-30 0.30 2.85 G
T. lentiginosa 0-0.65
1H-2, 1-1 1.51 4.06

T. lentiginosa 0-0.65 A. ingens rare to trace abundance
1H-3, 1-1 3.01 5.56

middle/upper A. ingens 0.65-1.3
1H-4, 1-1 4.51 7.06
<0.88


1H-CC, 7-12 8.00 10.55 NN19 >0.46 middle/upper A. ingens 0.65-1.3

2H-1, 1-1 8.01 11.63
>1.08


2H-2, 1-1 9.51 13.13
<1.24


2H-3, 1-1 11.01 14.63
>1.24 middle/upper A. ingens 0.65-1.3
2H-5, 1-1 14.01 17.63
>0.88 middle/upper A. ingens 0.65-1.3
2H-CC, 9-14 16.11 19.73
1.24-1.46 middle/upper A. ingens 0.65-1.3 A. ingens acme

3H-1, 1-1 17.51 22.24
<1.46


3H-2, 1-1 19.01 23.74
>1.46 lower A. ingens 1.3-1.8 Thalassiothrix ooze
3H-5, 1-1 23.51 28.24

lower A. ingens 1.3-1.8 A. ingens ooze
3H-CC, 9-14 26.24 30.97 NN19 1.46-1.69 lower A. ingens 1.3-1.8 A. ingens acme
4H-1, 1-1 27.01 31.88
>1.69 lower A. ingens 1.3-1.8

4H-3, 1-1 30.01 34.88

lower A. ingens 1.3-1.8
4H-4, 1-1 31.51 36.38

P. barboi 1.8-2.0
4H-5, 1-1 33.01 37.88

P. barboi 1.8-2.0
4H-6, 1-1 34.51 39.38

T. kolbei/F. matuyamae 2.0-2.5
4H-7, 1-1 35.96 40.83

T. kolbei/F. matuyamae 2.0-2.5

4H-CC, 9-14 36.69 41.56 late Pliocene >1.69 T. kolbei/F. matuyamae 2.0-2.5
5H-1, 1-1 36.51 42.38

T. kolbei/F. matuyamae 2.0-2.5
5H-4, 1-1 41.01 46.88

T. kolbei/F. matuyamae 2.0-2.5
5H-5, 1-1 42.51 48.38

T. kolbei/F. matuyamae 2.0-2.5
5H-6, 1-1 44.01 49.88

T. vulnifica 2.5-2.6

5H-CC, 10-15 45.65 51.52 late Pliocene <3.66 T. insigna 2.6-3.3
6H-1, 1-1 46.01 53.90

T. insigna 2.6-3.3
6H-2, 1-1 47.51 55.40

F. interfrigidaria 3.3-3.8
6H-3, 1-1 49.01 56.90

F. interfrigidaria 3.3-3.8
6H-5, 1-1 52.01 59.90

F. interfrigidaria 3.3-3.8

6H-6, 1-1 53.51 61.40

F. interfrigidaria 3.3-3.8
6H-CC, 1-10 54.84 62.73 late Pliocene <3.66 F. interfrigidaria 3.3-3.8
7H-1, 1-1 55.51 64.20

F. interfrigidaria 3.3-3.8
7H-1, 120-122 56.70 65.39

T. inura 4.4-4.9
7H-3, 1-1 58.51 67.20

T. inura 4.4-4.9

7H-4, 1-1 60.01 68.70

? ? No T. oestrupii found
7H-5, 1-1 61.51 70.20

? ? No T. oestrupii found
7H-6, 1-1 63.01 71.70

F. reinholdii 5.6-6.4
7H-7, 1-1 64.31 73.00

F. reinholdii 5.6-6.4
7H-CC, 15-20 64.82 73.51 early Pliocene >3.66 F. reinholdii 5.6-6.4

8H-1, 120-122 66.20 75.65

F. reinholdii 5.6-6.4
8H-4, 71-73 70.21 79.66

F. reinholdii 5.6-6.4
8H-CC, 11-16 73.68 83.13 late Miocene ? F. reinholdii 5.6-6.4

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