family Canidae vs mammal family

family Canidae and mammal family both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Canidae	Yes	No	No	No
mammal family	Yes	No	No	No

As nouns, mammal family is a hypernym of family Canidae; that is, mammal family is a word with a broader meaning than family Canidae:

family Canidae (noun)	mammal family (noun)
dogs, wolves, jackals, foxes	a family of mammals