The horned asp, also known as the horned viper or the cerastes, has several synonyms. One of the most common synonyms is the sand viper, as this species is found primarily in sandy desert regions. The horned asp is also sometimes referred to as the Sidewinder, due to its distinctive sideways movement across the ground. Other synonyms include the horned rattlesnake, the Egyptian viper, and the scorpion viper. The horned asp is a venomous snake, and caution should be exercised in its presence. Despite its dangerous reputation, the horned asp is an important predator in its ecosystem, helping to control rodent populations.