cerastes vs Cerastes cornutus

cerastes and Cerastes cornutus both are nouns.

Word	Noun	Adjective	Verb	Adverb
cerastes	Yes	No	No	No
Cerastes cornutus	Yes	No	No	No

As nouns, cerastes and Cerastes cornutus are synonyms defined as:

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

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

cerastes (noun)	Cerastes cornutus (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