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Table T6. Radiolarian datums, Site U1338. (See table note.)

Core, section, interval (cm) Marker species Age
(Ma)		 Depth CSF (m)
Top Bottom Top Bottom Midpoint ±
321-U1338A- 321-U1338A-
1H-CC 2H-2, 67–69 T Stylatractus universus 0.44 2.73 4.87 3.80 1.07
1H-CC 2H-2, 67–69 B Collosphaera tuberosa 0.59 2.73 4.87 3.80 1.07
2H-5, 110–112 2H-CC T Anthocyrtidium angulare 1.21 9.82 12.60 11.21 1.39
2H-5, 110–112 2H-CC T Theocorythium vetulum 1.21 9.82 12.60 11.21 1.39
3H-2, 67–69 3H-5, 110–112 T Lamprocyrtis heteroporos 1.76 14.39 19.30 16.85 2.46
3H-2, 67–69 3H-5, 110–112 B Theocorythium trachelium 1.76 14.39 19.30 16.85 2.46
3H-2, 67–69 3H-5, 110–112 B Anthocyrtidium angulare 1.97 14.39 19.30 16.85 2.46
3H-5, 110–112 3H-CC T Pterocanium prismatium 2.08 19.32 22.12 20.72 1.40
4H-4, 34–36 4H-CC T Didymocyrtis avita 2.60 26.56 31.65 29.11 2.55
4H-CC 5H-2, 123–124 T Stichocorys pergrina 2.90 31.70 33.93 32.82 1.12
5H-2, 123–124 5H-4, 50–51 B Lamprocyrtis heteroporos 3.23 33.94 36.20 35.07 1.13
5H-4, 50–51 5H-CC T Phormostichoartus fistula 3.52 36.21 41.25 38.73 2.52
6H-3, 131–133 6H-5, 131–133 T Spongaster pentas 3.96 45.03 48.01 46.52 1.49
6H-3, 131–133 6H-5, 131–133 T Phormostichoartus doliolum 3.96 45.03 48.01 46.52 1.49
6H-5, 131–133 6H-CC B Amphirhopalum ypsilon 4.03 48.03 50.70 49.37 1.34
6H-CC 7H-2, 47–49 B Spongaster tetras teteras 4.26 50.75 52.17 51.46 0.71
6H-CC 7H-2, 47–49 T Didymocyrtis penultima 4.26 50.75 52.17 51.46 0.71
7H-2, 47–49 7H-4, 52–54 B Pterocanium prismatium 4.73 52.19 55.22 53.71 1.52
8H-CC 9H-3, 14–16 T Spongaster berminghami 5.57 69.70 72.34 71.02 1.32
10H-6, 118–120 10H-CC B Didymocyrtis avita 6.15 87.40 88.73 88.07 0.66
10H-6, 118–120 10H-CC B Spongaster pentas 6.17 87.40 88.73 88.07 0.66
10H-6, 118–120 10H-CC T Didymocyrtis antepenultima 6.17 87.40 88.73 88.07 0.66
10H-CC 11H-3, 110–112 B Didymocyrtis tetrathalamus 6.60 88.78 92.30 90.54 1.76
11H-3, 110–112 11H-5, 73–75 T Stichocorys delmontensis 6.89 92.32 94.93 93.63 1.31
14H-CC 15H-2, 48–50 S. delmontensis > S. pergrina 7.84 126.85 128.18 127.52 0.67
15H-2, 48–50 15H-4, 97–99 B Theocorythium vetulum 7.98 128.20 131.99 130.10 1.90
17H-CC 18H-2, 68–70 T Diartus hughesi 8.39 155.31 156.88 156.10 0.78
17H-CC 18H-2, 68–70 T Didymocyrtis laticonus 8.43 155.31 156.88 156.10 0.78
20H-3, 13–15 20H-5, 11–13 B Didymocyrtis penultima 8.51 176.85 179.81 178.33 1.48
20H-3, 13–15 20H-5, 11–13 T Botryostrobus miralestensis 8.59 176.85 179.81 178.33 1.48
20H-5, 11–13 20H-CC B Spongaster bermingahami 8.76 179.83 183.71 181.77 1.94
20H-5, 11–13 20H-CC D. pettersoni > D. hughesi 8.76 179.83 183.71 181.77 1.94
20H-CC 21H-2, 42–44 B Diarutus hughesi 8.63 183.76 185.12 184.44 0.68
22H-5, 53–55 22H-CC B Didymocyrtis antepenultima 10.01 199.25 202.58 200.92 1.67
23H-5, 108–110 23H-CC T Cyrtocapsera japonica 10.31 209.30 212.16 210.73 1.43
24H-2, 42–44 24H-5, 133–135 T Carpocanopsis cristata 10.88 213.64 219.03 216.34 2.69
24H-2, 42–44 24H-5, 133–135 T Lithopera neotera 11.16 213.64 219.03 216.34 2.69
29X-4, 24–26 29X-CC T Cyrtocapsella cornuta 11.88 264.16 268.33 266.25 2.08
29X-4, 24–26 29X-CC T Lithopera renzae 11.91 264.16 268.33 266.25 2.08
29X-4, 24–26 29X-CC T Cyrtocapsella tetrapera 11.91 264.16 268.33 266.25 2.08
31X-CC 32X-2, 83–85 B Diartus pettersoni 12.11 278.55 290.43 284.49 5.94
34X-2, 67–69 34X-4, 81–83 B Lithopera neotera 12.95 309.49 312.61 311.05 1.56
35X-CC 36X-1, 29–31 T Calocycletta robusta 13.35 319.84 326.79 323.32 3.48
36X-CC 37X-1, 37–39 T Acrocubus octopyle 13.88 327.73 336.37 332.05 4.32
36X-CC 37X-1, 37–39 T Liriospyris parkerae 13.88 327.73 336.37 332.05 4.32
36X-CC 37X-1, 37–39 T Didymocyrtis mammifera 13.89 327.73 336.37 332.05 4.32
37X-CC 38X-2, 35–37 T Didymocyrtis violina 14.20 337.23 347.35 342.29 5.06
37X-CC 38X-2, 35–37 T Calocycletta virginis 14.23 337.23 347.35 342.29 5.06
37X-CC 38X-2, 35–37 T Calocycletta costata 14.23 337.23 347.35 342.29 5.06
39X-2, 75–78 39X-5, 87–89 T Carpocanopsis bramlettei 14.33 357.08 361.67 359.38 2.30
39X-2, 75–78 39X-5, 87–89 T Didymocyrtis tubaria 14.35 357.08 361.67 359.38 2.30
39X-CC 40X-1, 103–105 D. dentata > D. alata 14.77 363.81 365.43 364.62 0.81
40X-1, 103–105 40X-3, 27–29 T Liriospyris stauropora 14.78–14.83 365.45 367.16 366.31 0.86
41X-4, 22–24 41X-CC B Liriospyris parkerae 14.79–15.03 378.74 382.72 380.73 1.99
41X-CC 42X-2, 46–48 T Carpocanopsos cingulata 15.13 382.77 385.56 384.17 1.39
42X-4, 100–102 42X-CC B Acrocubus octopylus 15.75 389.12 391.07 390.10 0.98
43X-2, 63–64 43X-CC B Calocycletta costata 17.19 395.34 396.41 395.88 0.54
321-U1338B- 321-U1338B-
29H-2, 29–31 29H-5, 110–112 T Cyrtocapsella cornuta 11.88 268.41 273.70 271.06 2.64
29H-2, 29–31 29H-5, 110–112 T Cyrtocapsella tetrapera 11.91 268.41 273.70 271.06 2.64
29H-5, 110–112 30H-2, 141–143 B Diartus pettersoni 12.11 273.72 279.01 276.37 2.64

Note: T = top, B = bottom.

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