family Raphidae vs bird family

family Raphidae and bird family both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Raphidae	Yes	No	No	No
bird family	Yes	No	No	No

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

family Raphidae: extinct dodos and solitaires
bird family: a family of warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings

family Raphidae (noun)	bird family (noun)
extinct dodos and solitaires	a family of warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings