Hyperoartia vs suborder Petromyzoniformes

Hyperoartia and suborder Petromyzoniformes both are nouns.

Word	Noun	Adjective	Verb	Adverb
Hyperoartia	Yes	No	No	No
suborder Petromyzoniformes	Yes	No	No	No

As nouns, Hyperoartia and suborder Petromyzoniformes are synonyms defined as:

Hyperoartia and suborder Petromyzoniformes: lampreys as distinguished from hagfishes

Other synonyms of Hyperoartia include Petromyzoniformes, suborder Hyperoartia.

Hyperoartia (noun)	suborder Petromyzoniformes (noun)
lampreys as distinguished from hagfishes	lampreys as distinguished from hagfishes