stentor vs ciliated protozoan

stentor and ciliated protozoan both are nouns.

Word	Noun	Adjective	Verb	Adverb
stentor	Yes	No	No	No
ciliated protozoan	Yes	No	No	No

As nouns, ciliated protozoan is a hypernym of stentor; that is, ciliated protozoan is a word with a broader meaning than stentor:

stentor: any of several trumpet-shaped ciliate protozoans that are members of the genus Stentor
ciliated protozoan: a protozoan with a microscopic appendage extending from the surface of the cell

Other hypernyms of stentor include ciliate, ciliophoran.

stentor (noun)	ciliated protozoan (noun)
any of several trumpet-shaped ciliate protozoans that are members of the genus Stentor	a protozoan with a microscopic appendage extending from the surface of the cell
a speaker with an unusually loud voice