History and Objectives: Adentobotus doria has venomous and painful sting. In order to catch scorpion A.doria for clinical studies, understanding the architecture of their nest and their characteristics is essential therefore the present investigation was carried out in Isfahan province in 1991.

Materials and Methods: Based on three specific characteristics the shape of entrance of the nest, (Oval shape with upper semicircle), cone shaped embarkments and the dimensions of the nest entrance (15 by 7) a descriptive study was carried out. Once nests with above characteristics were found, it is considered as the nest of A.doria. The nest was destroyed and the scorpions were caught and their taxonomy were assigned. Architecture of the nests (Length, depth, slope and shape of canals) were recorded.

Results: From all 96 nests studied, A.doria was found in all the nests (100%).

Conclusion: From the present data, it is practical to identify and catch scorpions from the architecture of the nests.