Odontoceti vs animal order

Odontoceti and animal order both are nouns.

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

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

Odontoceti: toothed whales: dolphins, porpoises, sperm whales, beaked whales
animal order: the order of animals

Odontoceti (noun)	animal order (noun)
toothed whales: dolphins, porpoises, sperm whales, beaked whales	the order of animals