IODP SEDIS - Thesaurus -

Midcontinent geophysical anomaly
BT	United States
	.Midcontinent geophysical anomaly
UF	Midcontinent high
RT	Iowa
	Nebraska
	Kansas
	Midcontinent
SN	Central and W Iowa, NE Kansas and SE Nebraska. Indexed with states as applicable. Added to Thesaurus in 1985.