Ascaphus trui vs ribbed toad

Ascaphus trui and ribbed toad both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ascaphus trui	Yes	No	No	No
ribbed toad	Yes	No	No	No

As nouns, Ascaphus trui and ribbed toad are synonyms defined as:

Ascaphus trui and ribbed toad: western North American frog with a taillike copulatory organ

Other synonyms of Ascaphus trui include bell toad, tailed frog, tailed toad.

Ascaphus trui (noun)	ribbed toad (noun)
western North American frog with a taillike copulatory organ	western North American frog with a taillike copulatory organ