“…Among more than 130 scorpion species described in Brazil 8 , at least 11 harm humans, specifi cally the species Tityus serrulatus Lutz & Mello, 1922), T. bahiensis (Perty, 1833), T. stigmurus (Thorell 1876) and T. obscurus (Lourenço, 2008), which are responsible for serious envenomation or death, particularly in children 9 . Other scorpion species in this country from the Tityus genera reported to cause mild reactions include T. costatus (Karsch 1879), T. brazilae (Lourenço & Eickstedt, 1984), T. fasciolatus (Pessoa, 1935), T. metuendus (Pocock, 1897), T. neglectus (Mello-Leitão, 1932), T. mattogrossensis (Borelli, 1901), T. adrianoi Lourenço 2003) 10 and T. pussilus 11 .…”