Crotalus Linnaeus, 1758
Crotalus ruber elegans Schmidt, 1922
Crotalus ruber lorenzoensis Radcliff & Maslin, 1975
Crotalus ruber lucasensis Van Denburgh, 1920
Crotalus ruber monserratensis Harris & Simmons, 1978
Crotalus ruber subsp. ruber Cope, 1892
