suborder Hyperotreta vs Myxinoidea

suborder Hyperotreta and Myxinoidea both are nouns.

Word	Noun	Adjective	Verb	Adverb
suborder Hyperotreta	Yes	No	No	No
Myxinoidea	Yes	No	No	No

As nouns, suborder Hyperotreta and Myxinoidea are synonyms defined as:

suborder Hyperotreta and Myxinoidea: hagfishes as distinguished from lampreys

Other synonyms of suborder Hyperotreta include Hyperotreta, Myxiniformes, Myxinoidei, suborder Myxiniformes, suborder Myxinoidei.

suborder Hyperotreta (noun)	Myxinoidea (noun)
hagfishes as distinguished from lampreys	hagfishes as distinguished from lampreys