Diplopoda vs class Myriapoda

Diplopoda and class Myriapoda both are nouns.

Word	Noun	Adjective	Verb	Adverb
Diplopoda	Yes	No	No	No
class Myriapoda	Yes	No	No	No

As nouns, Diplopoda and class Myriapoda are synonyms defined as:

Diplopoda and class Myriapoda: arthropods having the body composed of numerous double somites each with two pairs of legs: millipedes

Other synonyms of Diplopoda include class Diplopoda, Myriapoda.

Diplopoda (noun)	class Myriapoda (noun)
arthropods having the body composed of numerous double somites each with two pairs of legs: millipedes	arthropods having the body composed of numerous double somites each with two pairs of legs: millipedes