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 62 466 UPPER PLEISTOCENE 0.0 9.2 NO AGE GIVEN NO AGE GIVEN 0.01 0.7 0.355 DSDP INITIAL REPORTS 62 466 LOWER PLEISTOCENE 9.2 17.5 NO AGE GIVEN NO AGE GIVEN 1.2 1.8 1.5 DSDP INITIAL REPORTS 62 466 UPPER PLIOCENE 17.5 36.5 NO AGE GIVEN NO AGE GIVEN 1.8 3.4 2.6 DSDP INITIAL REPORTS 62 466 LOWER PLIOCENE 36.5 65.9 NO AGE GIVEN NO AGE GIVEN 3.4 5 4.2 DSDP INITIAL REPORTS 62 466 UPPER EOCENE 65.9 84.0 NO AGE GIVEN NO AGE GIVEN 37.5 43 40.25 DSDP INITIAL REPORTS 62 466 MIDDLE EOCENE 84.0 88.0 NO AGE GIVEN NO AGE GIVEN 43 49 46 DSDP INITIAL REPORTS 62 466 LOWER MAESTRICHTIAN UPPER CAMPANIAN 88.0 93.5 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 67.5 74 70.75 DSDP INITIAL REPORTS 62 466 UPPER CAMPANIAN 93.5 131.5 NO AGE GIVEN NO AGE GIVEN 70 74 72 DSDP INITIAL REPORTS 62 466 UPPER CAMPANIAN LOWER CAMPANIAN 131.5 134.9 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 70 78 74 DSDP INITIAL REPORTS 62 466 LOWER SANTONIAN 134.9 188.5 NO AGE GIVEN NO AGE GIVEN 80 82 81 DSDP INITIAL REPORTS 62 466 LOWER SANTONIAN UPPER TURONIAN 188.5 207.5 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 80 88 84 DSDP INITIAL REPORTS 62 466 CONIACIAN TURONIAN 207.5 255.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 82 92 87 DSDP INITIAL REPORTS 62 466 UPPER ALBIAN 255.0 312.0 NO AGE GIVEN NO AGE GIVEN 100 104 102 DSDP INITIAL REPORTS