Core, section,
interval (cm) |
Depth
(mbsf) |
Overall
abundance (smear slides) |
Depth
(mbsf) |
Dominant assemblage
|
Cold-water marker species
|
Diatom and/or silicoflagellate datums
|
---|---|---|---|---|---|---|
175-1084A- | ||||||
1H-CC | 2.88 | 3.0 | 2.88 |
Upw. + oceanic |
|
|
2H-CC | 12.77 | 4.5 | 12.77 |
Upw. + oceanic |
|
|
3H-CC | 22.51 | 3.5 | 22.51 |
Upwelling |
|
|
4H-CC | 31.89 | 4.0 | 31.89 |
Upw. + oceanic |
|
|
5H-CC | 41.68 | 3.5 | 41.68 |
Upw. + oceanic |
|
|
6H-2, 10 | 42.50 | 2.5 | 42.50 |
|
|
|
6H-3, 80 | 44.70 | 6.0 | 44.70 |
Upwelling |
F. kerguelensis, H. karstenii |
|
6H-5, 110 | 47.90 | 6.0 | 47.90 |
Upwelling |
|
|
6H-6, 110 | 50.90 | 2.0 | 50.90 |
|
|
|
6H-CC | 51.03 | 3.5 | 51.03 |
Upw. + oceanic |
F. kerguelensis, H. karstenii |
|
7H-CC | 60.65 | 2.0 | 60.65 |
|
|
|
8H-CC | 70.02 | 3.0 | 70.02 |
Upw. + oceanic |
|
|
9H-CC | 79.55 | 3.5 | 79.55 |
Upwelling |
|
|
10H-CC | 89.03 | 4.0 | 89.03 |
Upw. + oceanic |
|
|
11H-CC | 98.69 | 4.0 | 98.69 |
Upw. + neritic + oceanic |
R. hebetata f. hebetata |
<< LO N. reinholdii (0.65 Maa) 0.69 Mab |
12H-CC | 108.35 | 4.0 | 108.35 |
Upw. + oceanic |
R. hebetata + F. kerguelensis |
|
13H-CC | 117.72 | 6.0 | 117.72 |
Upwelling |
|
|
14H-CC | 127.02 | 3.0 | 127.02 |
Oceanic |
|
|
15H-CC | 136.63 | 4.5 | 136.63 |
Upw. + oceanic |
|
|
16H-CC | 143.12 | 4.5 | 143.12 |
Upw. + neritic + oceanic |
R. hebetata f. hebetata |
<< LO B. quadrangula 0.8 Mab |
17H-CC | 149.83 | 3.0 | 149.83 |
|
R. hebetata f. hebetata |
|
19X-CC | 158.46 | 4.5 | 158.46 |
Upwelling |
R. hebetata f. hebetata |
|
20X-CC | 167.83 | 3.0 | 167.83 |
Upw. + oceanic |
|
|
21X-CC | 180.33 | 4.0 | 180.33 |
Upw. + neritic + oceanic |
|
|
22X-CC | 182.77 | 2.5 | 182.77 |
|
|
|
23X-CC | 195.46 | 4.0 | 195.46 |
Upw. + oceanic |
|
|
24X-CC | 206.98 | 3.0 | 206.98 |
Upw. + oceanic |
|
|
25X-CC | 219.65 | 3.5 | 219.65 |
Upw. + neritic + oceanic |
R. hebetata f. hebetata |
|
26X-CC | 222.61 | 3.0 | 222.61 |
Upw. + oceanic |
|
|
27X-CC | 235.79 | 5.0 | 235.79 |
Upw. + oceanic |
|
|
28X-CC | 248.62 | 5.0 | 248.62 |
Upw. + oceanic |
|
|
29X-CC | 254.47 | 2.0 | 254.47 |
|
|
|
30X-CC | 265.89 | 3.5 | 265.89 |
Upw. + oceanic |
P. barboi |
<< LO P. barboi (1.58 Maa) 1.68 Mab |
31X-CC | 271.74 | 4.0 | 271.74 |
Upwelling |
H. karstenii, P. barboi |
|
32X-CC | 283.18 | 5.0 | 283.18 |
Upwelling |
H. karstenii, P. barboi |
|
33X-CC | 294.69 | 4.0 | 294.69 |
Upwelling |
H. karstenii, P. barboi, T. kolbei, T. lentiginosa |
<< ?LO T. kolbei (1.89 Maa)1.96 Mab |
34X-CC | 304.37 | 3.0 | 304.37 |
|
H. karstenii, P. barboi |
|
35X-CC | 313.19 | 4.5 | 313.19 |
Upw. + oceanic |
P. barboi |
|
36X-CC | 322.77 | 4.0 | 322.77 |
Oceanic |
P. barboi |
|
37X-CC | 335.53 | 6.0 | 335.53 |
Upwelling (spores + setae) |
H. karstenii, P. barboi |
|
38X-CC | 344.79 | 6.0 | 344.79 |
Thalassionemataceae + spores |
H. karstenii, P. barboi |
|
39X-CC | 354.30 | 6.0 | 354.30 |
Thalassionemataceae + spores |
H. karstenii, P. barboi |
|
40X-CC | 364.31 | 6.0 | 364.31 |
Thalassionemataceae + spores |
P. barboi |
|
41X-CC | 373.95 | 6.0 | 373.95 |
Thalassionemataceae |
P. barboi |
|
42X-CC | 382.44 | 6.0 | 382.44 |
Upwelling (spores + setae) |
P. barboi |
|
43X-CC | 393.57 | 6.0 | 393.57 |
Thalassionemataceae + spores |
P. barboi |
|
44X-CC | 403.19 | 5.0 | 403.19 |
Thalassionemataceae + spores |
P. barboi |
|
45X-CC | 412.78 | 6.0 | 412.78 |
Thalassionemataceae + spores |
H. karstenii |
|
46X-CC | 422.12 | 6.0 | 422.12 |
Thalassionemataceae + spores |
P. barboi |
|
47X-CC | 429.04 | 6.0 | 429.04 |
Upwelling (spores + setae) |
H. karstenii |
|
48X-CC | 439.49 | 6.0 | 439.49 |
Thalassionemataceae + spores |
P. barboi |
|
49X-CC | 450.97 | 5.0 | 450.97 |
Thalassionemataceae + spores |
P. barboi |
|
50X-CC | 460.64 | 5.0 | 460.64 |
Thalassionemataceae + spores |
P. barboi |
|
51X-4, 70 | 466.00 | 5.0 | 466.00 |
Thalassionemataceae + spores |
|
|
51X-4, 100 | 466.30 | 4.5 | 466.30 |
Thalassionemataceae + spores |
|
|
51X-CC | 469.88 | 4.5 | 469.88 |
Upw. + oceanic |
|
<< FO R. praebergonii (3.0 Maa) 3.12 Mab |
52X-CC | 477.83 | 3.0 | 477.83 |
Thalassionemataceae + spores |
|
|
53X-CC | 485.73 | 3.0 | 485.73 |
Oceanic |
|
|
54X-CC | 496.68 | 2.5 | 496.68 |
Oceanic |
P. barboi |
|
55X-CC | 503.54 | 2.5 | 503.54 |
Oceanic |
P. barboi |
|
56X-CC | 513.78 | 2.0 | 513.78 |
|
P. barboi |
|
57X-CC | 527.14 | 1.5 | 527.14 |
|
|
|
58X-CC | 535.19 | 2.0 | 535.19 |
|
P. barboi |
|
59X-4, 40 | 542.60 | 2.0 | 542.60 |
|
|
|
59X-CC | 544.08 | 0.0 | 544.08 |
|
|
|
60X-4, 100 | 552.80 | 2.5 | 552.80 |
Oceanic |
|
|
60X-CC | 555.48 | 0.0 | 555.48 |
|
|
|
61X-4, 85 | 562.35 | 3.5 | 562.35 |
Upw. + oceanic |
|
|
61X-CC | 564.94 | 1.5 | 564.94 |
|
|
|
62X-CC | 576.57 | 2.0 | 576.57 |
|
|
|
63X-3, 120 | 580.40 | 3.5 | 580.40 |
Upw. + oceanic |
|
|
63X-CC | 585.69 | 1.0 | 585.69 |
|
|
|
64X-CC | 594.56 | 1.0 | 594.56 |
|
|
|
65X-CC | 604.64 | 0.0 | 604.64 |
|
|
|
Notes: For each sample, the dominant assemblage and the cold-water and biostratigraphic marker species are given. FO = first occurrence and LO = last occurrence. aAges adjusted to Berggren et al. (1995). bAges converted to Shackleton et al. (1995), as published in Wei (1994).