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
27	261		QUATERNARY		0.0	19.0		NO AGE GIVEN		NO AGE GIVEN	    0	  1.8	  0.9	DSDP INITIAL REPORTS
27	261		LOWER PLIOCENE		47.5	57.0		NO AGE GIVEN		NO AGE GIVEN	  3.4	    5	  4.2	DSDP INITIAL REPORTS
27	261		UPPER MIOCENE		95.0	104.5		NO AGE GIVEN		NO AGE GIVEN	    5	 10.5	 7.75	DSDP INITIAL REPORTS
27	261		UPPER CRETACEOUS		161.5	199.5		NO AGE GIVEN		NO AGE GIVEN	   65	  100	 82.5	DSDP INITIAL REPORTS
27	261		CONIACIAN	ALBIAN	199.5	237.5		NO AGE GIVEN	NO AGE GIVEN	NO AGE GIVEN	   82	  108	   95	DSDP INITIAL REPORTS
27	261		ALBIAN	APTIAN	247.0	275.5		NO AGE GIVEN	NO AGE GIVEN	NO AGE GIVEN	  100	  110	  105	DSDP INITIAL REPORTS
27	261		LOWER CRETACEOUS		285.0	332.5		NO AGE GIVEN		NO AGE GIVEN	  100	  135	117.5	DSDP INITIAL REPORTS
27	261		APTIAN		332.5	427.5		NO AGE GIVEN		NO AGE GIVEN	  108	  110	  109	DSDP INITIAL REPORTS
27	261		LOWER CRETACEOUS		437.0	446.5		NO AGE GIVEN		NO AGE GIVEN	  100	  135	117.5	DSDP INITIAL REPORTS
27	261		HAUTERIVIAN	VALANGINIAN	446.5	456.0		NO AGE GIVEN	NO AGE GIVEN	NO AGE GIVEN	  121	  131	  126	DSDP INITIAL REPORTS
27	261		VALANGINIAN		465.5	509.7		NO AGE GIVEN		NO AGE GIVEN	  126	  131	128.5	DSDP INITIAL REPORTS
27	261		TITHONIAN		509.7	525.5		NO AGE GIVEN		NO AGE GIVEN	  135	  141	  138	DSDP INITIAL REPORTS
27	261		KIMMERIDGIAN		525.5	532.0		NO AGE GIVEN		NO AGE GIVEN	  138	  143	140.5	DSDP INITIAL REPORTS
27	261		OXFORDIAN		532.0	534.0		NO AGE GIVEN		NO AGE GIVEN	  143	  149	  146	DSDP INITIAL REPORTS