Anguilliformes vs animal order

Anguilliformes and animal order both are nouns.

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

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

Anguilliformes: elongate fishes with pelvic fins and girdle absent or reduced
animal order: the order of animals

Anguilliformes (noun)	animal order (noun)
elongate fishes with pelvic fins and girdle absent or reduced	the order of animals