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 58 444 HOLOCENE UPPER PLEISTOCENE 0.0 6.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 0 0.7 0.35 DSDP INITIAL REPORTS 58 444 UPPER PLEISTOCENE 6.0 34.5 NO AGE GIVEN NO AGE GIVEN 0.01 0.7 0.355 DSDP INITIAL REPORTS 58 444 LOWER PLEISTOCENE 34.5 44.0 NO AGE GIVEN NO AGE GIVEN 1.2 1.8 1.5 DSDP INITIAL REPORTS 58 444 LOWER PLEISTOCENE PLIOCENE 44.0 53.5 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 1.2 5 3.1 DSDP INITIAL REPORTS 58 444 UPPER PLIOCENE 53.5 72.5 NO AGE GIVEN NO AGE GIVEN 1.8 3.4 2.6 DSDP INITIAL REPORTS 58 444 LOWER PLIOCENE UPPER MIOCENE 82.0 91.5 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 3.4 10.5 6.95 DSDP INITIAL REPORTS