横断山区瘿螨的区系组成和特点(蜱螨亚纲：瘿螨总科)

his paper studies composition and characters of eriophyoid mites fauna of Hengduan Mountains Region. So far, there are 124 species, which lie in 50 genera, 7 subfamilies, 3 families. The region has complicated fauna components; The Oriental species and the Endemic species are preponderating; The Palaearctic and Oriental species have some blending. Meanwhile, along the altitude gradient, there is an obvious difference in the species composition and community diversity, manifesting a distinct vertical pattern. Besides, the paper simply discussed the endemic species and their distribution in this region.