Synonyms: Campylirhynchus 4-tuberculatus; Ceutorhynchus notula (heterotypic); Cryptorhis 4tuberculatus; Cryptorhis quadrituberculata (heterotypic); Cryptorhynchus 4-tuberculatus; Cryptorhynchus quadrituberculatus (heterotypic); Curculio 4-tuberculatus; Curculio 4tuberculatus; Curculio quadricornis (heterotypic); Curculio quadrituberculatus (heterotypic); Curculio ribis (heterotypic); Pachyrhinus quadridentatus (heterotypic); Phytobius 4-tuberculatus; Rhynchaenus 4-tuberculatus; Rhynchaenus 4tuberculatus; Rhynchaenus 4tubercutus; Rhynchaenus quadrituberculatus (heterotypic)