目的研究西北地区皮刺螨科昆虫的种类与地理分布。方法宿主体检螨法和巢穴检螨法。结果记述西北地区皮刺螨科Dermanyssidae 6属36种,即异皮螨属Allodermanyssus 1种、皮刺螨属Dermanyssus 1种、赫刺螨属Hirstionyssus 27种、鼠刺螨属Myonyssus 1种、禽刺螨属Ornithonysus 2种、肪刺螨属Steatonyssus 4种。结论初步明确西北地区皮刺螨科昆虫的种类与分布,为深入研究与防控提供了科学依据。 Objective To study the species and geographical distribution of Acaridae in Northwest China. Methods The host physical examination mites law and nests seized mite law. Results Sixteen species of Dermanyssidae were identified in the northwestern region of China, including 1 species of Allodermanyssus, 1 species of Dermanyssus, 27 species of Hirstionyssus, 1 species of Myonyssus, 2 species of Ornithonysus and 4 species of Steatonyssus. Conclusion It is clear that the species and distribution of Acanthovidae insects in the northwestern region of China are preliminary clear and provide scientific basis for further research and prevention and control.