class Flagellata vs class Mastigophora

class Flagellata and class Mastigophora both are nouns.

Word	Noun	Adjective	Verb	Adverb
class Flagellata	Yes	No	No	No
class Mastigophora	Yes	No	No	No

As nouns, class Flagellata and class Mastigophora are synonyms defined as:

Other synonyms of class Flagellata include Flagellata, Mastigophora.

class Flagellata (noun)	class Mastigophora (noun)
protozoa having flagella	protozoa having flagella