Cerastes cornutus vs horned viper

Cerastes cornutus and horned viper both are nouns.

Word	Noun	Adjective	Verb	Adverb
Cerastes cornutus	Yes	No	No	No
horned viper	Yes	No	No	No

As nouns, Cerastes cornutus and horned viper are synonyms defined as:

Cerastes cornutus and horned viper: highly venomous viper of northern Africa and southwestern Asia having a horny spine above each eye

Other synonyms of Cerastes cornutus include cerastes, horned asp, sand viper.

Cerastes cornutus (noun)	horned viper (noun)
highly venomous viper of northern Africa and southwestern Asia having a horny spine above each eye	highly venomous viper of northern Africa and southwestern Asia having a horny spine above each eye