Paruroctonus is a genus of scorpions belonging to the family Vaejovidae. These scorpions are commonly found in the southwestern United States and northern Mexico. They are characterized by their medium-sized bodies, ranging from 2 to 3 inches in length, and their distinctive yellowish-brown coloration. Paruroctonus scorpions are known for their potent venom, which they use to immobilize their prey.