Athyriaceae vs family Athyriaceae

Athyriaceae and family Athyriaceae both are nouns.

Word	Noun	Adjective	Verb	Adverb
Athyriaceae	Yes	No	No	No
family Athyriaceae	Yes	No	No	No

As nouns, Athyriaceae and family Athyriaceae are synonyms defined as:

Athyriaceae and family Athyriaceae: alternative names for one of a number of families into which the family Polypodiaceae has been subdivided in some classification systems

Other synonyms of Athyriaceae include Dryopteridaceae, family Dryopteridaceae.

Athyriaceae (noun)	family Athyriaceae (noun)
alternative names for one of a number of families into which the family Polypodiaceae has been subdivided in some classification systems	alternative names for one of a number of families into which the family Polypodiaceae has been subdivided in some classification systems