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
20	195		QUATERNARY	PLIOCENE	63.0	66.0		NO AGE GIVEN	NO AGE GIVEN	NO AGE GIVEN	    0	    5	  2.5	DSDP INITIAL REPORTS
20	195		PLIOCENE		66.0	72.5		NO AGE GIVEN		NO AGE GIVEN	  1.8	    5	  3.4	DSDP INITIAL REPORTS
20	195		UPPER MIOCENE		120.0	129.5		NO AGE GIVEN		NO AGE GIVEN	    5	 10.5	 7.75	DSDP INITIAL REPORTS
20	195		UPPER CRETACEOUS		186.9	187.3		NO AGE GIVEN		NO AGE GIVEN	   65	  100	 82.5	DSDP INITIAL REPORTS
20	195		HAUTERIVIAN	VALANGINIAN	272.0	272.4		NO AGE GIVEN	NO AGE GIVEN	NO AGE GIVEN	  121	  131	  126	DSDP INITIAL REPORTS