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
28	266		UPPER PLEISTOCENE		0.0	6.0		NO AGE GIVEN		NO AGE GIVEN	 0.01	  0.7	0.355	DSDP INITIAL REPORTS
28	266		LOWER PLEISTOCENE		25.0	72.5		NO AGE GIVEN		NO AGE GIVEN	  1.2	  1.8	  1.5	DSDP INITIAL REPORTS
28	266		PLIOCENE		82.0	148.5		NO AGE GIVEN		NO AGE GIVEN	  1.8	    5	  3.4	DSDP INITIAL REPORTS
28	266		MIOCENE		148.5	157.5		NO AGE GIVEN		NO AGE GIVEN	    5	 22.5	13.75	DSDP INITIAL REPORTS
28	266		MIDDLE MIOCENE		157.5	158.0		NO AGE GIVEN		NO AGE GIVEN	 10.5	   16	13.25	DSDP INITIAL REPORTS
28	266		LOWER MIOCENE		177.0	367.0		NO AGE GIVEN		NO AGE GIVEN	   16	 22.5	19.25	DSDP INITIAL REPORTS