sparid fish vs percoidean

sparid fish and percoidean both are nouns.

Word	Noun	Adjective	Verb	Adverb
sparid fish	Yes	No	No	No
percoidean	Yes	No	No	No

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

sparid fish: spiny-finned food fishes of warm waters having well-developed teeth
percoidean: any of numerous spiny-finned fishes of the order Perciformes

Other hypernyms of sparid fish include percoid, percoid fish.

sparid fish (noun)	percoidean (noun)
spiny-finned food fishes of warm waters having well-developed teeth	any of numerous spiny-finned fishes of the order Perciformes