suborder Ornithopoda vs Ornithopoda

suborder Ornithopoda and Ornithopoda both are nouns.

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

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

suborder Ornithopoda and Ornithopoda: widespread group including duck-billed dinosaurs and their early relatives (hadrosaurs, trachodon and iguanodon)

Other synonyms of suborder Ornithopoda include euronithopod, Euronithopoda, suborder Euronithopoda.

suborder Ornithopoda (noun)	Ornithopoda (noun)
widespread group including duck-billed dinosaurs and their early relatives (hadrosaurs, trachodon and iguanodon)	widespread group including duck-billed dinosaurs and their early relatives (hadrosaurs, trachodon and iguanodon)