MeSH definition : A genus of Viperinae found mostly in Africa, Arabia and India with characteristic
horny scale over each eye. Cerastes genus includes Saharan sand viper (Cerastes vipera)
and horned desert viper (Cerastes cerastes). A desert sidewinder Crotalus cerastes
also has horny scale over its eyes but is a species in sister subfamily Crotalinae
and found in Southwest American desert.;
A genus of Viperinae found mostly in Africa, Arabia and India with characteristic
horny scale over each eye. Cerastes genus includes Saharan sand viper (Cerastes vipera)
and horned desert viper (Cerastes cerastes). A desert sidewinder Crotalus cerastes
also has horny scale over its eyes but is a species in sister subfamily Crotalinae
and found in Southwest American desert.