family Caeciliidae vs Caeciliadae

family Caeciliidae and Caeciliadae both are nouns.

Word	Noun	Adjective	Verb	Adverb
family Caeciliidae	Yes	No	No	No
Caeciliadae	Yes	No	No	No

As nouns, family Caeciliidae and Caeciliadae are synonyms defined as:

family Caeciliidae and Caeciliadae: coextensive with the order Gymnophiona: legless amphibians

Other synonyms of family Caeciliidae include Caeciliidae, family Caeciliadae.

family Caeciliidae (noun)	Caeciliadae (noun)
coextensive with the order Gymnophiona: legless amphibians	coextensive with the order Gymnophiona: legless amphibians