order Octopoda vs animal order

order Octopoda and animal order both are nouns.

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

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

order Octopoda (noun)	animal order (noun)
octopuses and paper nautilus	the order of animals