order Synentognathi vs subclass Teleostei

order Synentognathi and subclass Teleostei both are nouns.

Word	Noun	Adjective	Verb	Adverb
order Synentognathi	Yes	No	No	No
subclass Teleostei	Yes	No	No	No

order Synentognathi (noun)	subclass Teleostei (noun)
order of fishes having spineless fins, needlefishes, sauries, flying fishes, halfbeaks	large diverse group of bony fishes; includes most living species