Anguilliformes vs order Anguilliformes

Anguilliformes and order Anguilliformes both are nouns.

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

As nouns, Anguilliformes and order Anguilliformes are synonyms defined as:

Anguilliformes and order Anguilliformes: elongate fishes with pelvic fins and girdle absent or reduced

Other synonyms of Anguilliformes include order Apodes.

Anguilliformes (noun)	order Anguilliformes (noun)
elongate fishes with pelvic fins and girdle absent or reduced	elongate fishes with pelvic fins and girdle absent or reduced