IODP SEDIS - Thesaurus -

Rampart Group
BT	Chronostratigraphic Units
	.Phanerozoic
	..Paleozoic
	...Carboniferous
	....Mississippian
	.....Rampart Group
RT	Alaska
	Lower Mississippian
SN	Probably Lower Mississippian. Yukon-Tanana region in E central and E Alaska.