nummulite vs foraminifer

nummulite and foraminifer both are nouns.

Word	Noun	Adjective	Verb	Adverb
nummulite	Yes	No	No	No
foraminifer	Yes	No	No	No

As nouns, foraminifer is a hypernym of nummulite; that is, foraminifer is a word with a broader meaning than nummulite:

nummulite: large fossil protozoan of the Tertiary period
foraminifer: marine microorganism having a calcareous shell with openings where pseudopods protrude

Other hypernyms of nummulite include foram.

nummulite (noun)	foraminifer (noun)
large fossil protozoan of the Tertiary period	marine microorganism having a calcareous shell with openings where pseudopods protrude