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 12 111 PLEISTOCENE 0.0 103.0 MISSING HOLE OR DRILLED INTERVAL NO AGE GIVEN NO AGE GIVEN 0.011 1.8 .9055 DSDP INITIAL REPORTS 12 111 MAESTRICHTIAN CENOMANIAN 189.0 198.0 NO AGE GIVEN NO AGE GIVEN NO AGE GIVEN 65 100 82.5 DSDP INITIAL REPORTS 12 111 CENOMANIAN 198.0 204.0 NO AGE GIVEN NO AGE GIVEN 92 100 96 DSDP INITIAL REPORTS 12 111 ALBIAN 204.0 222.0 NO AGE GIVEN NO AGE GIVEN 100 108 104 DSDP INITIAL REPORTS