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 41 369 A LOWER PLIOCENE MIDDLE MIOCENE 42.0 61.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 3.4 16 9.7 DSDP INITIAL REPORTS 41 369 A MIDDLE MIOCENE 61.0 108.5 NO AGE GIVEN NO AGE GIVEN 10.5 16 13.25 DSDP INITIAL REPORTS 41 369 A LOWER MIOCENE 108.5 165.5 NO AGE GIVEN NO AGE GIVEN 16 22.5 19.25 DSDP INITIAL REPORTS 41 369 A OLIGOCENE 165.5 345.5 NO AGE GIVEN NO AGE GIVEN 22.5 37.5 30 DSDP INITIAL REPORTS 41 369 A UPPER EOCENE 345.5 350.5 NO AGE GIVEN NO AGE GIVEN 37.5 43 40.25 DSDP INITIAL REPORTS 41 369 A MIDDLE EOCENE 350.5 372.2 NO AGE GIVEN NO AGE GIVEN 43 49 46 DSDP INITIAL REPORTS 41 369 A MAESTRICHTIAN 372.2 384.0 NO AGE GIVEN NO AGE GIVEN 65 70 67.5 DSDP INITIAL REPORTS 41 369 A LOWER MAESTRICHTIAN UPPER CAMPANIAN 384.0 403.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 67.5 74 70.75 DSDP INITIAL REPORTS 41 369 A CAMPANIAN 403.0 412.5 NO AGE GIVEN NO AGE GIVEN 70 78 74 DSDP INITIAL REPORTS 41 369 A SANTONIAN CONIACIAN 412.5 422.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 78 86 82 DSDP INITIAL REPORTS 41 369 A ALBIAN 422.0 450.5 NO AGE GIVEN NO AGE GIVEN 100 108 104 DSDP INITIAL REPORTS 41 369 A LOWER ALBIAN UPPER APTIAN 450.5 460.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 106 112 109 DSDP INITIAL REPORTS 41 369 A UPPER APTIAN 460.0 488.5 NO AGE GIVEN NO AGE GIVEN 108 112 110 DSDP INITIAL REPORTS