Sitophylus oryzae vs rice weevil

Sitophylus oryzae and rice weevil both are nouns.

Word	Noun	Adjective	Verb	Adverb
Sitophylus oryzae	Yes	No	No	No
rice weevil	Yes	No	No	No

As nouns, Sitophylus oryzae and rice weevil are synonyms defined as:

Sitophylus oryzae and rice weevil: brown weevil that infests stored grain especially rice

Other synonyms of Sitophylus oryzae include black weevil.

Sitophylus oryzae (noun)	rice weevil (noun)
brown weevil that infests stored grain especially rice	brown weevil that infests stored grain especially rice