Question- The sting of which insect is purported to be the most painful insect sting known?
Answer- The cited reference notes that the sting of the bullet ant, Paraponera clavata, “is infamous for its sting which is purported to be the most painful insect sting in the world”. (Bosmia AN et al. Ritualistic Envenomation by Bullet Ants Among the Sateré-Mawé Indians in the Brazilian Amazon. 2015 Wilderness Env Med 26(2):271-273)