suborder Cephalaspida vs Cephalaspida

suborder Cephalaspida and Cephalaspida both are nouns.

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

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

suborder Cephalaspida and Cephalaspida: extinct group of armored fish-like vertebrates; taxonomy is not clear

Other synonyms of suborder Cephalaspida include Osteostraci, suborder Osteostraci.

suborder Cephalaspida (noun)	Cephalaspida (noun)
extinct group of armored fish-like vertebrates; taxonomy is not clear	extinct group of armored fish-like vertebrates; taxonomy is not clear