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
19	192	A	LOWER OLIGOCENE	UPPER EOCENE	942.0	951.0		NO AGE GIVEN	NO AGE GIVEN	NO AGE GIVEN	   30	   43	 36.5	DSDP INITIAL REPORTS
19	192	A	UPPER EOCENE		951.0	989.0		NO AGE GIVEN		NO AGE GIVEN	 37.5	   43	40.25	DSDP INITIAL REPORTS
19	192	A	MIDDLE EOCENE	LOWER EOCENE	1018.0	1027.0		NO AGE GIVEN	NO AGE GIVEN	NO AGE GIVEN	   43	 53.5	48.25	DSDP INITIAL REPORTS
19	192	A	MAESTRICHTIAN		1043.0	1053.0		NO AGE GIVEN		NO AGE GIVEN	   65	   70	 67.5	DSDP INITIAL REPORTS