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Table T4. Radiolarian datums, Site U1334. (See table note.)

Geologic age Zone Marker species Age
(Ma)		 Core, section, interval (cm) Depth CSF (m)
Top Bottom Top Bottom Midpoint ±
lower Miocene       320-U1334A- 320-U1334A-
RN7 T D. petterssoni 8.63 1H-4, 105–107 1H-CC 5.56 8.19 6.88 1.32
  D. petterssoni > D. hughesi 8.76            
RN6 B S. berminghami 8.76 1H-CC 2H-2, 105–107 8.19 10.76 9.48 1.29
B D. hughesi 8.99 1H-CC 2H-2, 105–107 8.19 10.76 9.48 1.29
  B D. petterssoni 12.11 2H-4, 105–107 2H-CC 13.76 18.11 15.94 2.18
RN5 B L. neotera 12.95 2H-CC 3H-2, 105–107 18.11 20.25 19.18 1.07
T S. armata 13.50 3H-2, 105–107 3H-4, 105–107 20.25 23.25 21.75 1.50
T A. octopylus 13.88 3H-2, 105–107 3H-4, 105–107 20.25 23.25 21.75 1.50
  D. dentata > D. alata 14.78 3H-4, 105–107 3H-CC 23.25 27.65 25.45 2.20
RN4 B D. alata 15.08 3H-CC 4H-2, 105–107 27.65 29.76 28.71 1.06
B L. parkerae 15.03 4H-2, 105–107 4H-4, 105–107 29.76 32.76 31.26 1.50
T C. cingulata 15.13 4H-2, 105–107 4H-4, 105–107 29.76 32.76 31.26 1.50
T L. elongata 15.15 4H-4, 105–107 4H-CC 32.76 37.18 34.97 2.21
B L. renzae 16.77 4H-CC 5H-2, 104–106 37.18 39.24 38.21 1.03
  B C. costata 17.49 5H-2, 104–106 5H-4, 104–106 39.24 42.24 40.74 1.50
RN3 B D. dentata 17.72 5H-2, 104–106 5H-4, 104–106 39.24 42.24 40.74 1.50
B L. stauropora 17.72 5H-4, 104–106 5H-CC 42.24 46.78 44.51 2.27
  B S. wolffii 18.57 5H-4, 104–106 5H-CC 42.24 46.78 44.51 2.27
RN2 B D. forcipata 18.61 5H-4, 104–106 5H-CC 42.24 46.78 44.51 2.27
T D. simplex 18.69 5H-4, 104–106 5H-CC 42.24 46.78 44.51 2.27
T D. praeforcipata 19.77 6H-4, 104–106 6H-CC 51.74 56.20 53.97 2.23
B D. simplex 20.34 7H-2, 105–107 7H-4, 105–107 58.25 61.25 59.75 1.50
B S. delmontensis 20.68 7H-2, 105–107 7H-4, 105–107 58.25 61.25 59.75 1.50
T L. pegetrum 20.89 7H-4, 105–107 7H-CC 61.25 65.66 63.46 2.20
  T T. annosa 21.38 8H-4, 105–107 8H-CC 70.75 75.06 72.91 2.16
RN1 B C. virginis 21.39 7H-CC 8H-2, 105–107 65.66 67.76 66.71 1.05
B L. leptetrum 21.42 7H-CC 8H-2, 105–107 65.66 67.76 66.71 1.05
T E. mitodes 21.95 9H-2, 105–107 9H-4, 105–107 77.25 80.25 78.75 1.50
B C. serrata 22.04 9H-2, 105–107 9H-4, 105–107 77.25 80.25 78.75 1.50
B C. cornuta 22.26 10H-2, 105–107 10H-4, 105–107 86.75 89.75 88.25 1.50
  B C. tetrapera 22.35 10H-2, 105–107 10H-4, 105107 86.75 89.75 88.25 1.50
RP22 T A. gracilis 22.62 10H-2, 105–107 10H-4, 105–107 86.75 89.75 88.25 1.50
B D. bassanii 22.93 10H-2, 105–107 10H-4, 105–107 86.75 89.75 88.25 1.50
B E. diaphanes 22.95 10H-4, 105–107 10H-CC 89.75 93.95 91.85 2.10
T D. cyclacantha 22.98 10H-CC 11H-2, 105–107 93.95 96.25 95.10 1.15
T D. riedeli 23.01 10H-CC 11H-2, 105–107 93.95 96.25 95.10 1.15
upper Oligocene B D. cyclacantha 23.29 11H-2, 105–107 11H-4, 105–107 96.25 99.25 97.75 1.50
T D. papilio 23.31 10H-CC 11H-2, 105–107 93.95 96.25 95.10 1.15
T L. longicornuta 24.12 11H-4, 105–107 11H-CC 99.25 103.75 101.50 2.25
T A. octopylus 24.38 13H-2, 105–107 13H-4, 105–107 114.25 117.25 115.75 1.50
T L. apodora 24.50 13H-2, 105–107 13H-4, 105–107 114.25 117.25 115.75 1.50
  B L. elongata 25.05 13H-4, 105–107 13H-CC 117.25 122.55 119.90 2.65
RP21 B A. octopylus 25.09            
B D. praeforcipata 25.27 13H-CC 14H-2, 105–107 122.55 124.75 123.65 1.10
B C. robusta 25.27 14H-4, 105–107 14H-CC 127.75 131.96 129.86 2.11
B D. tubaria 25.27 13H-CC 14H-2, 105–107 122.55 124.75 123.65 1.10
B L. longicornuta 25.29 14H-4, 105–107 14H-CC 127.25 131.96 129.61 2.36
B D. scambos 25.33            
B L. apodora 25.55 15H-4, 105–107 15H-CC 137.25 141.20 139.23 1.97
T D. circulus 26.17 16H-2, 104–106 16H-4, 104–106 143.74 146.74 145.24 1.50
B D. riedeli 26.20 16H-2, 104–106 16H-4, 104–106 143.74 146.74 145.24 1.50
T E. plesiodiaphanes 26.40 16H-2, 104–106 16H-4, 104–106 143.74 146.74 145.24 1.50
T L. angusta 27.68 17H-CC 18H-2, 105–107 159.97 162.70 161.34 1.36
T T. setanios 28.21 19H-2, 105–107 19H-4, 105–107 171.51 174.51 173.01 1.50
lower Oligocene B T. annosa 28.33 20H-CC 21H-2, 105–107 188.63 191.25 189.94 1.31
B D. ateuchus              
  T. triceros > D. ateuchus 28.60 20H-CC 21H-2, 105–107 188.63 191.25 189.94 1.31
lower Oligocene RP20 B E. mitodes 29.41 21H-4, 105–107 21H-CC 194.25 198.48 196.37 2.11
B T. setanios 29.51 21H-CC 22H-2, 105–107 198.48 200.75 199.62 1.14
B D. circulus 29.96 21H-4, 105–107 21H-CC 194.25 198.48 196.37 2.11
T T. tuberosa 30.13 22H-CC 23H-2, 98–100 206.86 209.38 208.12 1.26
T L. crux 30.13 23H-2, 98–100 23H-4, 98–100 209.38 212.38 210.88 1.50
B E. plesiodiaphanes 30.37 23H-4, 98–100 23H-CC 212.38 216.17 214.28 1.89
T L. oberhaensliae 30.74 23H-CC 24H-2, 105–107 216.17 217.05 216.61 0.44
B D. spinosa 30.84 24H-4, 105–107 24H-CC 220.05 224.22 222.14 2.08
T D. pseudopaplilio 30.84 24H-CC 25H-2, 105–107 224.22 226.65 225.44 1.22
T C. gravida 30.89 25H-2, 105–107 25H-4, 105–107 226.65 229.65 228.15 1.50
B L. crux 31.00            
B T. tuberosa 31.00 26H-2, 104–106 26H-4, 104–106 236.14 239.14 237.64 1.50
B D. pseudopaplilio 31.00 26H-4, 104–106 26H-CC 239.14 243.36 241.25 2.11
B C. gravida 31.01 26H-4, 104–106 26H-CC 239.14 243.36 241.25 2.11
T T. triacantha 33.34            
T L. aristotelis gr. 33.51 26H-CC 27H-CC 243.36 250.76 247.06 3.70
T C. hispida 33.62 26H-CC 27H-CC 243.36 250.76 247.06 3.70
T C. ornatum 33.62 26H-CC 27H-CC 243.36 250.76 247.06 3.70
T L. hadra 33.75 26H-CC 27H-CC 243.36 250.76 247.06 3.70
T L. amphitrite 33.75 26H-CC 27H-CC 243.36 250.76 247.06 3.70
T L. babylonis 33.75 26H-CC 27H-CC 243.36 250.76 247.06 3.70
  L. aristotelis > L. angusta 33.82 26H-CC 27H-CC 243.36 250.76 247.06 3.70
upper Eocene RP19 T D. copetata 33.84 26H-4, 104–106 26H-CC 239.14 243.36 241.25 2.11
B L. angusta 34.13 26H-CC 27H-CC 243.36 250.76 247.06 3.70
T C. bandyca 34.62 28H-2, 126–127 28H-3, 105–107 255.56 256.85 256.21 0.65
T C. turris 34.83 28H-2, 126–127 28H-3, 105–107 255.56 256.85 256.21 0.65
T E. fistuligerum 34.93            
T T. bromia 33.94 28H-2, 126–127 28H-3, 105–107 255.56 256.85 256.21 0.65
T T. lochites 34.13 28H-2, 126–127 28H-3, 105–107 255.56 256.85 256.21 0.65
T C. azyx 35.07 28H-2, 126–127 28H-3, 105–107 255.56 256.85 256.21 0.65
  T T. tetracantha 35.30 28H-2, 126–127 28H-3, 105–107 255.56 256.85 256.21 0.65
RP18 B L. hadra 35.34 28H-CC 29X-2, 50–52 262.62 263.85 263.24 0.62
  B C. bandyca 36.74 29X-4, 104–106 29X-CC 266.45 272.00 269.23 2.78

Note: T = top, B = bottom.

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