leg site hole age mnemonic auxiliary age mnemonic top of section depth(m) bottom of section depth(m) special condition age auxiliary age averaged age age top of section(million years) age bottom of section(million years) average age(million years)t data source 76 534 A MIDDLE MIOCENE 0.0 531.0 NO AGE GIVEN NO AGE GIVEN 10.5 16 13.25 DSDP INITIAL REPORTS 76 534 A MIDDLE MIOCENE LOWER MIOCENE 545.8 565.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 10.5 22.5 16.5 DSDP INITIAL REPORTS 76 534 A UPPER MIOCENE LOWER MIOCENE 565.0 593.5 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 5 22.5 13.75 DSDP INITIAL REPORTS 76 534 A LOWER MIOCENE 593.5 696.5 NO AGE GIVEN NO AGE GIVEN 16 22.5 19.25 DSDP INITIAL REPORTS 76 534 A UPPER EOCENE 696.5 705.5 NO AGE GIVEN NO AGE GIVEN 37.5 43 40.25 DSDP INITIAL REPORTS 76 534 A MIDDLE EOCENE 705.5 714.5 NO AGE GIVEN NO AGE GIVEN 43 49 46 DSDP INITIAL REPORTS 76 534 A MAESTRICHTIAN 732.5 741.5 NO AGE GIVEN NO AGE GIVEN 65 70 67.5 DSDP INITIAL REPORTS 76 534 A LOWER MAESTRICHTIAN 741.5 764.5 NO AGE GIVEN NO AGE GIVEN 67.5 70 68.75 DSDP INITIAL REPORTS 76 534 A UPPER ALBIAN 764.5 802.5 NO AGE GIVEN NO AGE GIVEN 100 104 102 DSDP INITIAL REPORTS 76 534 A UPPER ALBIAN MIDDLE ALBIAN 812.0 831.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 100 106 103 DSDP INITIAL REPORTS 76 534 A MIDDLE ALBIAN 831.0 851.5 NO AGE GIVEN NO AGE GIVEN 104 106 105 DSDP INITIAL REPORTS 76 534 A MIDDLE ALBIAN LOWER ALBIAN 851.5 887.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 104 108 106 DSDP INITIAL REPORTS 76 534 A UPPER APTIAN 903.5 905.0 NO AGE GIVEN NO AGE GIVEN 108 112 110 DSDP INITIAL REPORTS 76 534 A APTIAN 908.0 923.0 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN 108 110 109 DSDP INITIAL REPORTS 76 534 A MIDDLE APTIAN LOWER APTIAN 923.0 932.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 101.5 115 108.3 DSDP INITIAL REPORTS 76 534 A LOWER APTIAN UPPER BARREMIAN 932.0 959.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 112 118 115 DSDP INITIAL REPORTS 76 534 A LOWER APTIAN BARREMIAN 959.0 963.5 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 112 121 116.5 DSDP INITIAL REPORTS 76 534 A LOWER APTIAN 963.5 968.0 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN 112 115 113.5 DSDP INITIAL REPORTS 76 534 A LOWER APTIAN LOWER BARREMIAN 968.0 990.5 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 112 121 116.5 DSDP INITIAL REPORTS 76 534 A LOWER BARREMIAN 990.5 999.5 NO AGE GIVEN NO AGE GIVEN 118 121 119.5 DSDP INITIAL REPORTS 76 534 A LOWER BARREMIAN LOWER HAUTERIVIAN 999.5 1008.5 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 118 126 122 DSDP INITIAL REPORTS 76 534 A BARREMIAN UPPER HAUTERIVIAN 1008.5 1053.5 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 115 123 119 DSDP INITIAL REPORTS 76 534 A UPPER HAUTERIVIAN 1053.5 1071.5 NO AGE GIVEN NO AGE GIVEN 121 123 122 DSDP INITIAL REPORTS 76 534 A UPPER HAUTERIVIAN LOWER HAUTERIVIAN 1071.5 1098.5 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 121 126 123.5 DSDP INITIAL REPORTS 76 534 A LOWER HAUTERIVIAN UPPER VALANGINIAN 1098.5 1116.5 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 123 128.5 125.8 DSDP INITIAL REPORTS 76 534 A UPPER VALANGINIAN 1116.5 1166.0 NO AGE GIVEN NO AGE GIVEN 126 128.5 127.3 DSDP INITIAL REPORTS 76 534 A UPPER VALANGINIAN LOWER VALANGINIAN 1166.0 1175.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 126 131 128.5 DSDP INITIAL REPORTS 76 534 A UPPER VALANGINIAN 1175.0 1193.0 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN 126 128.5 127.3 DSDP INITIAL REPORTS 76 534 A VALANGINIAN 1193.0 1202.0 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN 126 131 128.5 DSDP INITIAL REPORTS 76 534 A LOWER VALANGINIAN 1202.0 1251.5 NO AGE GIVEN NO AGE GIVEN 128.5 131 129.8 DSDP INITIAL REPORTS 76 534 A UPPER BERRIASIAN 1251.5 1277.0 NO AGE GIVEN NO AGE GIVEN 131 133 132 DSDP INITIAL REPORTS 76 534 A UPPER BERRIASIAN LOWER BERRIASIAN 1277.0 1295.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 131 135 133 DSDP INITIAL REPORTS 76 534 A LOWER BERRIASIAN 1295.0 1322.0 NO AGE GIVEN NO AGE GIVEN 133 135 134 DSDP INITIAL REPORTS 76 534 A LOWER BERRIASIAN UPPER TITHONIAN 1322.0 1340.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 133 138 135.5 DSDP INITIAL REPORTS 76 534 A UPPER TITHONIAN 1340.0 1380.5 NO AGE GIVEN NO AGE GIVEN 135 138 136.5 DSDP INITIAL REPORTS 76 534 A TITHONIAN 1380.5 1395.5 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN 135 141 138 DSDP INITIAL REPORTS 76 534 A TITHONIAN KIMMERIDGIAN 1395.5 1419.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 135 143 139 DSDP INITIAL REPORTS 76 534 A LOWER TITHONIAN KIMMERIDGIAN 1419.0 1446.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 138 143 140.5 DSDP INITIAL REPORTS 76 534 A KIMMERIDGIAN LOWER OXFORDIAN 1446.0 1455.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 138 149 143.5 DSDP INITIAL REPORTS 76 534 A KIMMERIDGIAN OXFORDIAN 1455.0 1468.5 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 138 149 143.5 DSDP INITIAL REPORTS 76 534 A LOWER KIMMERIDGIAN OXFORDIAN 1468.5 1477.5 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 141 149 145 DSDP INITIAL REPORTS 76 534 A OXFORDIAN 1477.5 1486.5 NO AGE GIVEN NO AGE GIVEN 143 149 146 DSDP INITIAL REPORTS 76 534 A KIMMERIDGIAN OXFORDIAN 1486.5 1495.5 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 138 149 143.5 DSDP INITIAL REPORTS 76 534 A OXFORDIAN 1495.5 1504.5 NO AGE GIVEN NO AGE GIVEN 143 149 146 DSDP INITIAL REPORTS 76 534 A UPPER OXFORDIAN LOWER OXFORDIAN 1504.5 1513.5 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 143 149 146 DSDP INITIAL REPORTS 76 534 A OXFORDIAN UPPER CALLOVIAN 1513.5 1558.5 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 143 151 147 DSDP INITIAL REPORTS 76 534 A LOWER OXFORDIAN UPPER CALLOVIAN 1558.5 1598.3 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 147 151 149 DSDP INITIAL REPORTS 76 534 A MIDDLE CALLOVIAN 1598.3 1603.5 NO AGE GIVEN NO AGE GIVEN 151 154 152.5 DSDP INITIAL REPORTS 76 534 A UPPER CALLOVIAN MIDDLE CALLOVIAN 1603.5 1621.5 A LEGITIMATE AGE INVERSION NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 149 154 151.5 DSDP INITIAL REPORTS 76 534 A MIDDLE CALLOVIAN 1621.5 1630.5 NO AGE GIVEN NO AGE GIVEN 151 154 152.5 DSDP INITIAL REPORTS 76 534 A MIDDLE CALLOVIAN LOWER CALLOVIAN 1630.5 1639.5 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 151 156 153.5 DSDP INITIAL REPORTS