==Naamgeving en vondst==De typesoort Amtocephale gobiensis werd in 2011 benoemd en beschreven door Mahito Watabe, Khishigjaw Tsogtbataar en Robert Sullivan. ###>==Structure==The term 'petiole' is most commonly used to refer to the constricted first (and sometimes second) metasomal (posterior) segment of members of the Hymenopteran suborder Apocrita (ants, bees, and wasps).