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
26	258		QUATERNARY		0.0	19.0		NO AGE GIVEN		NO AGE GIVEN	    0	  1.8	  0.9	DSDP INITIAL REPORTS
26	258		UPPER PLIOCENE		47.5	50.5		NO AGE GIVEN		NO AGE GIVEN	  1.8	  3.4	  2.6	DSDP INITIAL REPORTS
26	258		MIDDLE PLIOCENE		50.5	57.0		NO AGE GIVEN		NO AGE GIVEN	    3	    4	  3.5	DSDP INITIAL REPORTS
26	258		UPPER MIOCENE		85.5	95.0		NO AGE GIVEN		NO AGE GIVEN	    5	 10.5	 7.75	DSDP INITIAL REPORTS
26	258		SANTONIAN		123.5	133.0		NO AGE GIVEN		NO AGE GIVEN	   78	   82	   80	DSDP INITIAL REPORTS
26	258		CONIACIAN		142.5	239.0		NO AGE GIVEN		NO AGE GIVEN	   82	   86	   84	DSDP INITIAL REPORTS
26	258		TURONIAN		239.0	259.5		NO AGE GIVEN		NO AGE GIVEN	   86	   92	   89	DSDP INITIAL REPORTS
26	258		CENOMANIAN		259.5	272.5		NO AGE GIVEN		NO AGE GIVEN	   92	  100	   96	DSDP INITIAL REPORTS
26	258		ALBIAN		282.0	444.5		NO AGE GIVEN		NO AGE GIVEN	  100	  108	  104	DSDP INITIAL REPORTS
26	258		LOWER CRETACEOUS		472.0	481.5		NO AGE GIVEN		NO AGE GIVEN	  100	  135	117.5	DSDP INITIAL REPORTS
26	258		CRETACEOUS		510.0	525.0		NO AGE GIVEN		NO AGE GIVEN	   65	  135	  100	DSDP INITIAL REPORTS