class Onychophora vs onychophoran

class Onychophora and onychophoran both are nouns.

Word	Noun	Adjective	Verb	Adverb
class Onychophora	Yes	No	No	No
onychophoran	Yes	No	No	No

class Onychophora (noun)	onychophoran (noun)
enigmatic small elongated wormlike terrestrial invertebrates of damp dark habitats in warm regions; distinct from the phylum Annelida; resemble slugs with legs and are sometimes described as the missing link between arthropods and annelids	any of numerous velvety-skinned wormlike carnivorous animals common in tropical forests having characteristics of both arthropods and annelid worms