Megaloptera vs animal order

Megaloptera and animal order both are nouns.

Word	Noun	Adjective	Verb	Adverb
Megaloptera	Yes	No	No	No
animal order	Yes	No	No	No

As nouns, animal order is a hypernym of Megaloptera; that is, animal order is a word with a broader meaning than Megaloptera:

Megaloptera: in some classifications considered a separate order: alderflies, dobsonflies, snake flies
animal order: the order of animals

Megaloptera (noun)	animal order (noun)
in some classifications considered a separate order: alderflies, dobsonflies, snake flies	the order of animals