echinococcus vs tapeworm

echinococcus and tapeworm both are nouns.

Word	Noun	Adjective	Verb	Adverb
echinococcus	Yes	No	No	No
tapeworm	Yes	No	No	No

As nouns, tapeworm is a hypernym of echinococcus; that is, tapeworm is a word with a broader meaning than echinococcus:

echinococcus: tapeworms whose larvae are parasitic in humans and domestic animals
tapeworm: ribbonlike flatworms that are parasitic in the intestines of humans and other vertebrates

Other hypernyms of echinococcus include cestode.

echinococcus (noun)	tapeworm (noun)
tapeworms whose larvae are parasitic in humans and domestic animals	ribbonlike flatworms that are parasitic in the intestines of humans and other vertebrates