Polymastigina vs animal order

Polymastigina and animal order both are nouns.

Word	Noun	Adjective	Verb	Adverb
Polymastigina	Yes	No	No	No
animal order	Yes	No	No	No

As nouns, animal order is a hypernym of Polymastigina; that is, animal order is a word with a broader meaning than Polymastigina:

Polymastigina (noun)	animal order (noun)
small usually parasitic flagellates	the order of animals