order Cypriniformes vs superorder Malacopterygii

order Cypriniformes and superorder Malacopterygii both are nouns.

Word	Noun	Adjective	Verb	Adverb
order Cypriniformes	Yes	No	No	No
superorder Malacopterygii	Yes	No	No	No

order Cypriniformes (noun)	superorder Malacopterygii (noun)
an order of animals including almost entirely freshwater fishes: characins, loaches, carp, suckers; sometimes classified as a suborder of Ostariophysi	an extensive group of teleost fishes having fins supported by flexible cartilaginous rays