The present paper deals with the composition and fauna of longicorn family in Ziwu mountains of eastern Gansu.

• 报道了陇东子午岭林区天牛区系的研究，共编天牛标本870号，经鉴定为49种，隶属38属，天牛科的5个亚科，其中甘肃省新记录11种。