dicamptodon vs dicamptodontid

dicamptodon and dicamptodontid both are nouns.

Word	Noun	Adjective	Verb	Adverb
dicamptodon	Yes	No	No	No
dicamptodontid	Yes	No	No	No

As nouns, dicamptodon and dicamptodontid are synonyms defined as:

dicamptodon and dicamptodontid: salamanders found near cold streams throughout the year

dicamptodon (noun)	dicamptodontid (noun)
salamanders found near cold streams throughout the year	salamanders found near cold streams throughout the year