Hadrurus

Hadrurus is a genus of scorpions which belongs to the family Hadruridae. They are found in sandy deserts and other xeric habitats in northwestern Mexico and in southwest United States. They are among the largest of all scorpion genera, only surpassed by Hadogenes, Pandinus, Heterometrus and Hoffmannihadrurus.

== Taxonomy == There are currently 7 species of this genus which are recognized: Hadrurus anzaborrego Soleglad, Fet & Lowe, 2011 Hadrurus arizonensis Ewing, 1928 Hadrurus concolorous Stahnke, 1969 Hadrurus hirsutus Wood, 1863 Hadrurus obscurus Williams, 1970 Hadrurus pinteri Stahnke, 1969 Hadrurus spadix Stahnke, 1940 Two species (H. aztecus and H. gertschi) were separated and placed in the genus Hoffmannihadrurus based on the larger distance between the lateral eyes and the anterior margin of the carapace as well as the shorter distance between the median eyes and the lateral eyes. alt=Distances between the lateral and median eyes and the anterior edge of the carapace in the genera Hadrurus and Hoffmannihadrurus.|thumb|229x229px|Distances between the lateral and median eyes and the anterior edge of the carapace in the genera Hadrurus and Hoffmannihadrurus.