IODP SEDIS - Thesaurus -

Glasford Formation
BT	Chronostratigraphic Units
	.Phanerozoic
	..Cenozoic
	...Quarternary
	....Pleistocene
	.....Glasford Formation
RT	Upper Pleistocene
	Illinois
	Wisconsin
	Illinoian
SN	Wisconsin and N central Illinois. Added to Thesaurus in 1985.