haplosporidian vs sporozoan

haplosporidian and sporozoan both are nouns.

Word	Noun	Adjective	Verb	Adverb
haplosporidian	Yes	No	No	No
sporozoan	Yes	No	No	No

As nouns, sporozoan is a hypernym of haplosporidian; that is, sporozoan is a word with a broader meaning than haplosporidian:

haplosporidian: parasite in invertebrates and lower vertebrates of no known economic importance
sporozoan: parasitic spore-forming protozoan

haplosporidian (noun)	sporozoan (noun)
parasite in invertebrates and lower vertebrates of no known economic importance	parasitic spore-forming protozoan