IODP SEDIS - Thesaurus -

Cowlitz Formation
BT	Chronostratigraphic Units
	.Phanerozoic
	..Cenozoic
	...Paleogene
	....Eocene
	.....upper Eocene
	......Cowlitz Formation
RT	Washington
	Oregon
SN	SW Washington and NW Oregon. Added to Thesaurus in 1985.