IODP SEDIS - Thesaurus -

Marshalltown Formation
BT	Chronostratigraphic Units
	.Phanerozoic
	..Mesozoic
	...Cretaceous
	....Upper Cretaceous
	.....Marshalltown Formation
RT	Delaware
	New Jersey
SN	In Matawan Group. Overlies Englishtown Formation; underlies Wenonah Sand.