foram vs globigerina

foram and globigerina both are nouns.

Word	Noun	Adjective	Verb	Adverb
foram	Yes	No	No	No
globigerina	Yes	No	No	No

As nouns, globigerina is a hyponym of foram; that is, globigerina is a word with a more specific, narrower meaning than foram:

foram: marine microorganism having a calcareous shell with openings where pseudopods protrude
globigerina: marine protozoan having a rounded shell with spiny processes

Other hyponyms of foram include nummulite.

foram (noun)	globigerina (noun)
marine microorganism having a calcareous shell with openings where pseudopods protrude	marine protozoan having a rounded shell with spiny processes