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
23	227		UPPER PLEISTOCENE		0.0	3.0		NO AGE GIVEN		NO AGE GIVEN	 0.01	  0.7	0.355	DSDP INITIAL REPORTS
23	227		LOWER PLEISTOCENE		18.0	27.0		NO AGE GIVEN		NO AGE GIVEN	  1.2	  1.8	  1.5	DSDP INITIAL REPORTS
23	227		UPPER PLIOCENE		27.0	63.0		NO AGE GIVEN		NO AGE GIVEN	  1.8	  3.4	  2.6	DSDP INITIAL REPORTS
23	227		LOWER PLIOCENE		63.0	226.0		NO AGE GIVEN		NO AGE GIVEN	  3.4	    5	  4.2	DSDP INITIAL REPORTS
23	227		UPPER MIOCENE		226.0	314.0		NO AGE GIVEN		NO AGE GIVEN	    5	 10.5	 7.75	DSDP INITIAL REPORTS