Hadrurus spadix is a large (around 15 centimetres (5.9 inches)) scorpion native to the southern deserts of North America. It is a burrowing scorpion which spends a lot of time digging in the sand and enlarging its burrow. A similar species is the giant desert hairy scorpion.

Centruroides is a genus of scorpions of the family Buthidae. Several North American  species are known by the common vernacular name bark scorpion. Numerous species are extensively found throughout the southern United States, Mexico, Central America, the Antilles and northern South America.[1] Some are known for their interesting patterning or large size (among Buthidae); most if not all fluoresce strongly under ultraviolet  illumination, except after moulting. They contain several highly venomous species, and fatalities are known to occur. The venom of the Mexican scorpion Centruroides limpidus limpidus contains the neurotoxins Cll1 and Cll2.

The striped bark scorpion (Centruroides vittatus) is an extremely common scorpion  found throughout the midsection of the United States and northern Mexico. It is perhaps the most frequently encountered scorpion in the U.S.

Heterometrus, whose members are also known by the collective vernacular name Asian Forest Scorpion, is a genus of scorpions belonging to the family Scorpionidae. It is distributed widely across tropical and subtropical southeastern Asia, including Indonesia, Brunei, Malaysia, Myanmar, Philippines, Singapore, Cambodia, Laos, Thailand, Vietnam, India (Nicobar Islands, Andaman Islands), and China  (Hainan).[2][3] It is notable for containing some of the largest living species of scorpions.

Heterometrus laoticus or Vietnam forest scorpion,[citation needed] is a scorpion species  found in peaty areas of Vietnam and Laos. They can reach lengths of 12 cm (4.7 in). They are a communal species, but cannibalism has been known to occur, and if caught, they can be extremely violent even towards their own kind.

Opistophthalmus is a genus of scorpions  known commonly as burrowing scorpions, tricolored scorpions, serkets, or hissing scorpions. They are found predominantly in southern Africa. They are known for making deep and elaborate burrows.

Opistophalmus glabrifrons (commonly known as the shiny burrow scorpion[1][2] or the yellow-legged burrowing scorpion[3][4]) is a large (adult size: 11–15 cm[5][3]) species of burrowing scorpion found in Southern and Eastern Africa.[

Androctonus australis, the yellow fat-tailed scorpion, is a hardy desert scorpion from North Africa, Somaliland, the Middle East, Pakistan and India.

Fattail scorpion or fat-tailed scorpion is the common name given to scorpions of the genus Androctonus, one of the most dangerous groups of scorpion species in the world.[1] The genus was first described in 1828 by Christian Gottfried Ehrenberg.[2]

Tityus serrulatus, the Brazilian yellow scorpion, is a species of scorpion of the family Buthidae. It is native to Brazil, and its venom is extremely toxic.[1] It is the most dangerous scorpion in South America and is responsible for the most fatal cases.[2]