IODP SEDIS - Thesaurus -

Grayburg Formation
BT	Chronostratigraphic Units
	.Phanerozoic
	..Paleozoic
	...Permian
	....Guadalupian
	.....Grayburg Formation
RT	New Mexico
	Texas
SN	Guadalupian. SE New Mexico, W Texas. Added to Thesaurus in 1989.