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
58	446		PLIOCENE		0.0	11.0		NO AGE GIVEN		NO AGE GIVEN	  1.8	    5	  3.4	DSDP INITIAL REPORTS
58	446		MIOCENE		11.0	20.5		NO AGE GIVEN		NO AGE GIVEN	    5	 22.5	13.75	DSDP INITIAL REPORTS
58	446		MIDDLE MIOCENE		20.5	30.0		NO AGE GIVEN		NO AGE GIVEN	 10.5	   16	13.25	DSDP INITIAL REPORTS
58	446		LOWER MIOCENE		68.0	77.5		NO AGE GIVEN		NO AGE GIVEN	   16	 22.5	19.25	DSDP INITIAL REPORTS
58	446		MIDDLE OLIGOCENE		115.5	125.0		NO AGE GIVEN		NO AGE GIVEN	   29	   32	 30.5	DSDP INITIAL REPORTS
58	446		UPPER EOCENE		144.0	153.5		NO AGE GIVEN		NO AGE GIVEN	 37.5	   43	40.25	DSDP INITIAL REPORTS
58	446		MIDDLE EOCENE		172.5	315.0		NO AGE GIVEN		NO AGE GIVEN	   43	   49	   46	DSDP INITIAL REPORTS
58	446		EOCENE		315.0	343.5	A LEGITIMATE AGE INVERSION	NO AGE GIVEN		NO AGE GIVEN	 37.5	 53.5	 45.5	DSDP INITIAL REPORTS
58	446		MIDDLE EOCENE		343.5	362.5		NO AGE GIVEN		NO AGE GIVEN	   43	   49	   46	DSDP INITIAL REPORTS
58	446		MIDDLE EOCENE	LOWER EOCENE	362.5	400.5		NO AGE GIVEN	NO AGE GIVEN	NO AGE GIVEN	   43	 53.5	48.25	DSDP INITIAL REPORTS