SEDIS - Thesaurus

Caradocian
BT	Chronostratigraphic Units
	.Phanerozoic
	..Paleozoic
	...Ordovician
	....Upper Ordovician
	.....Caradocian
UF	Caradoc
RT	Bala
SN	Europe. Above Llandeilian, below Ashgillian.