苜蓿波瘿蚊(Asphondylia websteri Felt)和鳄梨布瘿蚊(Bruggmanniella perseae Gagné)是世界已知的两种严重危害鳄梨幼果的地区性害虫,均未有在中国发生或入侵的报道。本文提供了这两种瘿蚊害虫的鉴定依据,并提供详细的形态特征、生物学特性以及危害特点等信息,为进一步研究、检疫和防治这类害虫提供参考。 Asphondylia websteri Felt and Bruggmanniella perseae Gagné are two of the most known pests in the world known to be extremely harmful to avocados and have not been reported or reported in China. This article provides the basis for the identification of these two pest insects, and provides detailed morphological, biological characteristics and characteristics of hazards and other information for further research, quarantine and control of such pests provide a reference.