Ancistrodon is a type of venomous snake commonly found in Asia and North America. While there may be several common names used to refer to it, there are also several synonyms that can be used to describe these snakes. Some of these include Agkistrodon, which is the genus name, while other synonymous terms include ground rattler, copperhead, or moccasin. Additionally, in Chinese medicine, these snakes are referred to as Zaocys (眼镜蛇), meaning eyeglasses snake due to the distinctive markings on their heads. It is important to recognize these synonyms as they can be useful when identifying these venomous snakes and understanding their significance in local regions.