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
73	520		QUATERNARY		0.0	6.0		NO AGE GIVEN		NO AGE GIVEN	    0	  1.8	  0.9	DSDP INITIAL REPORTS
73	520		UPPER PLIOCENE		113.5	123.0		NO AGE GIVEN		NO AGE GIVEN	  1.8	  3.4	  2.6	DSDP INITIAL REPORTS
73	520		LOWER PLIOCENE		170.5	237.0		NO AGE GIVEN		NO AGE GIVEN	  3.4	    5	  4.2	DSDP INITIAL REPORTS
73	520		MIOCENE		246.5	275.0		NO AGE GIVEN		NO AGE GIVEN	    5	 22.5	13.75	DSDP INITIAL REPORTS
73	520		UPPER MIOCENE		275.0	427.0		NO AGE GIVEN		NO AGE GIVEN	    5	 10.5	 7.75	DSDP INITIAL REPORTS
73	520		MIDDLE MIOCENE		436.5	450.5		NO AGE GIVEN		NO AGE GIVEN	 10.5	   16	13.25	DSDP INITIAL REPORTS