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 22 213 QUATERNARY 0.0 13.5 NO AGE GIVEN NO AGE GIVEN 0 1.8 0.9 DSDP INITIAL REPORTS 22 213 UPPER PLIOCENE 14.0 37.5 NO AGE GIVEN NO AGE GIVEN 1.8 3.4 2.6 DSDP INITIAL REPORTS 22 213 LOWER PLIOCENE 37.5 56.5 NO AGE GIVEN NO AGE GIVEN 3.4 5 4.2 DSDP INITIAL REPORTS 22 213 UPPER MIOCENE 57.8 83.5 NO AGE GIVEN NO AGE GIVEN 5 10.5 7.75 DSDP INITIAL REPORTS 22 213 MIDDLE MIOCENE 85.0 94.5 NO AGE GIVEN NO AGE GIVEN 10.5 16 13.25 DSDP INITIAL REPORTS 22 213 LOWER EOCENE 129.0 142.0 NO AGE GIVEN NO AGE GIVEN 49 53.5 51.25 DSDP INITIAL REPORTS 22 213 UPPER PALEOCENE 142.0 151.5 NO AGE GIVEN NO AGE GIVEN 53.5 60 56.75 DSDP INITIAL REPORTS