This initial guide includes the entry, Stingray Bay, and the Arizona Trail.
Hoffmannius spinigerus, commonly known as the stripe-tailed scorpion or the "devil" scorpion, is very common and widely distributed in Arizona and southwestern New Mexico. This species is one of larger members of the eusthenura group of the genus Hoffmannius, which also includes Hoffmannius coahuilae and H. confusus.
Mastigoproctus giganteus or giant vinegarroon is a species of whip scorpion in the family Thelyphonidae.