Roccellaceae vs fungus family

Roccellaceae and fungus family both are nouns.

Word	Noun	Adjective	Verb	Adverb
Roccellaceae	Yes	No	No	No
fungus family	Yes	No	No	No

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

Roccellaceae: a fungus family of division Lichenes of which most are lichenized with green algae, although some are lichenicolous, growing on other lichens (Roccellaceae)
fungus family: includes lichen families

Roccellaceae (noun)	fungus family (noun)
a fungus family of division Lichenes of which most are lichenized with green algae, although some are lichenicolous, growing on other lichens (Roccellaceae)	includes lichen families