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Table T10. Diatom datums, Site U1337. (See table note.)

Core, section, interval (cm) Marker species Age
(Ma)		 Depth CSF (m)
Top Base Top Bottom Mean
321-U1337A- 321-U1337A-
9H-6, 8–9 9H-CC T Thalassiosira oestrupii var. venrickae 4.00 79.58 81.65 80.62
10H-1, 23–24 10H-3, 87–88 T Fragilariopsis cylindrica 4.69 81.73 85.37 83.55
10H-1, 23–24 10H-3, 87–88 T Thalassiosira lineata 4.92 81.73 85.37 83.55
10H-1, 23–24 10H-3, 87–88 B Nitzschia jouseae 4.92 81.73 85.37 83.55
11H-2, 46–47 11H-5, 140–141 T Thalassiosira miocenica 5.10 92.96 98.40 95.68
11H-2, 46–47 11H-5, 140–141 T Thalassiosira oestrupii var. oestrupii 5.10 98.40 92.96 95.68
14H-2, 58–59 14H-4, 90–91 B Nitzschia miocenica 6.86 124.90 121.28 123.09
15H-2, 33–34 15H-4, 108–109 B Thalassiosira eccentrica 7.58 130.83 134.58 132.71
16H-CC 17H-3, 69–70 T Rossiella paleaceae 7.64 148.34 151.59 149.97
17H-3, 69–70 17H-5, 85–86 T Thalassiosira burckliana 7.86 151.69 154.85 153.27
17H-5, 85–86 17H-CC T Thalassiosira grunowii 7.40 154.85 157.82 156.34
17H-5, 85–86 17H-CC T Thalassiosira yabei 8.44 154.85 157.82 156.34
24H-4, 21–22 24H-CC B Hemidiscus cuneiformis 11.24 218.21 218.98 218.60
24H-CC 25X-2, 42–43 T Crucidenticula nicobarica 12.50 218.98 225.32 222.15
26X-3, 112–113 26X-5, 37–38 T Coscinodiscus lewisianus 12.99 269.00 278.50 273.75
25H-CC 26X-3, 112–113 B Thalassiosira brunii 11.50 225.32 237.12 231.22
25H-CC 26X-3, 112–113 B Thalassiosira grunowii 13.75 225.32 237.12 231.22
26X-3, 112–113 26X-5, 37–38 B Nitzschia porteri 12.11 269.00 278.50 273.75
29X-CC 30X-2, 19–20 T Thalassiosira tappanae 13.37 270.65 272.49 271.57
28H-CC 29X-3, 44–45 B Azpeitia apiculata 13.50 256.25 264.74 260.50
29H-5, 36–37 29X-CC B Thalassiosira yabei 13.50 270.65 303.00 286.83
29H-5, 36–37 29X-CC B Triceratium cinnamomeum 13.52 270.65 303.00 286.83
35X-6, 54–55 35X-CC B Actinocyclus ingens 15.25 326.94 327.07 327.01
37X-2, 51–52 37X-4, 88–89 T Coscinodiscus lewisianus var. similis 15.35 340.01 343.38 341.70
37X-2, 51–52 37X-4, 88–89 T Raphidodiscus marylandicus 16.49 340.01 343.38 341.70
37X-CC 38X-2, 92–93 B Raphidodiscus marylandicus 16.75 347.44 350.02 348.73
38X-2, 92–93 38X-CC B Crucidenticula nicobarica 17.49 350.02 353.39 351.71

Note: T = top, B = bottom.

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