Scaphopoda vs class Scaphopoda

Scaphopoda and class Scaphopoda both are nouns.

Word	Noun	Adjective	Verb	Adverb
Scaphopoda	Yes	No	No	No
class Scaphopoda	Yes	No	No	No

As nouns, Scaphopoda and class Scaphopoda are synonyms defined as:

Scaphopoda and class Scaphopoda: small class of bilaterally symmetrical marine forms comprising the tooth shells

Scaphopoda (noun)	class Scaphopoda (noun)
small class of bilaterally symmetrical marine forms comprising the tooth shells	small class of bilaterally symmetrical marine forms comprising the tooth shells