ganoid fish vs teleost fish

ganoid fish and teleost fish both are nouns.

Word	Noun	Adjective	Verb	Adverb
ganoid fish	Yes	No	No	No
teleost fish	Yes	No	No	No

As nouns, teleost fish is a hypernym of ganoid fish; that is, teleost fish is a word with a broader meaning than ganoid fish:

ganoid fish: primitive fishes having thick bony scales with a shiny covering
teleost fish: a bony fish of the subclass Teleostei

Other hypernyms of ganoid fish include teleost, teleostan.

ganoid fish (noun)	teleost fish (noun)
primitive fishes having thick bony scales with a shiny covering	a bony fish of the subclass Teleostei