Lutjanidae vs order Perciformes

Lutjanidae and order Perciformes both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lutjanidae	Yes	No	No	No
order Perciformes	Yes	No	No	No

Lutjanidae (noun)	order Perciformes (noun)
the family of snappers (Lutjanidae)	one of the largest natural groups of fishes of both marine and fresh water: true perches, basses, tuna