IODP SEDIS - Thesaurus -

Orbitoidacea
BT	Invertebrata
	.Protista
	..Foraminifera
	...Rotaliina
	....Orbitoidacea
NT	Amphistegina
	Asterocyclina
	Cibicides
	Discocyclina
	Lepidocyclina
	Nephrolepidina
	Orbitoididae
RT	microfossils
SN	Indexed with microfossils if applicable.