order Thysanoptera vs class Insecta

order Thysanoptera and class Insecta both are nouns.

Word	Noun	Adjective	Verb	Adverb
order Thysanoptera	Yes	No	No	No
class Insecta	Yes	No	No	No

order Thysanoptera (noun)	class Insecta (noun)
the order of thrips (Thysanoptera)	insects; about five-sixths of all known animal species