IODP SEDIS - Thesaurus -

Tournaisian
BT	Chronostratigraphic Units
	.Phanerozoic
	..Paleozoic
	...Carboniferous
	....Mississippian
	.....Tournaisian
BT	Chronostratigraphic Units
	.Phanerozoic
	..Paleozoic
	...Carboniferous
	....Dinantian
	.....Tournaisian
NT	upper Tournaisian
SN	Europe.