suborder Percoidea vs Percoidea

suborder Percoidea and Percoidea both are nouns.

Word	Noun	Adjective	Verb	Adverb
suborder Percoidea	Yes	No	No	No
Percoidea	Yes	No	No	No

As nouns, suborder Percoidea and Percoidea are synonyms defined as:

suborder Percoidea and Percoidea: in some classifications nearly or exactly equivalent to the Perciformes which are considered a suborder

suborder Percoidea (noun)	Percoidea (noun)
in some classifications nearly or exactly equivalent to the Perciformes which are considered a suborder	in some classifications nearly or exactly equivalent to the Perciformes which are considered a suborder