Androctonus australis (Ewing, 1928)
This scorpion is known as the Fat Tailed
Scorpion, due to its powerful cauda.
Africa (Algeria, Chad, Egypt, libya, Mauritania, Somalia,
Sudan, Tunisia) and Asia (India, Israel, Pakistan, Saudi
This scorpion is found in dry habitats/desert areas. It
is found in stony soils, cactus hedges, arid mountainous
regions and high plateaux. It can also be found on steep
slopes of drifting sand dunes. It avoid humid costal
areas. The scorpion dosen't dig large burrows, but hide
under stones and in natural crevices. This species is
unfortunately often found near human habitations (in
cracks in walls etc. made of stones and bricks).
This scorpion is a medium sized scorpion which can get up
to 10 cm in lenghts. It has a very tick and powerful
cauda. Overall coloration is yellow, with the palpal
pincers sometimes darker (please note that this species
variates in colors). The last segments of the cauda is
sometimes darker than the rest of the cauda.
This is one of the worldst most dangerous
scorpion, with a very potent venom. This species are
medical important, and cause several deaths each year.
Two different sources list LD 50 values of 0.32 and 0.75
Bonnet, M.S.1997. Toxicology of Androctonus
scorpion. Br. Homoeopathic Journal, 86: 142-151.
Schiejok, H. 1996. Androctonus australis
(Linnaeus, 1758). Eine monographie. Skorpion News,
Remscheid: Buthus-Fachverlag. 38 pp.
Junghanss, T. & Bodio, M. 1996. Notfall-Handbuch Gifttiere. Georg Thime Verlag. 646 pp.
Abroug, F. et al. 1991. Cardiac dysfunctioning and
pulmonary edema following scorpion envenomation. Chest,
Goyffon, M., M. Vachon, et al. 1982.
Epidemiological and clinical characteristics of the
scorpion evenomation in Tunisia. Toxicon, 20(1):
Schmidbauer, H. 1982. Erfahrungen bei der nachsuch von
Sahara-Dickschwanzskorpion. Herpetofauna, June: 16-21.
Keegan, H. L. 1980 Scorpions of Medical Importance. Fitzgerald Publishing, England. 142 pp.
On the Internet:
Riewes work on A. australis.
Informationsdienst on A. australis.
This species is beeing kept in captivity, both in Europe and in the US. This means
that sting accidents might happend outside the species natural distribution.
Androctonus australis photo by
Pascal Riewe (C)