Eriophyoid mite fauna (Acari: Eriophyoidea) of Gansu Province, northwestern China with descriptions of twelve new species Author Song, Zi-Wei Author Xue, Xiao-Feng Author Hong, Xiao-Yue text Zootaxa 2008 1756 1 48 journal article 10.5281/zenodo.181815 558e2615-9b6e-4ed1-a6f2-4463244ae002 1175-5326 181815 Eriophyes pyri ( Pagenstecher) , 1857 Phytoptus pyri Pagenstecher, 1857 : 48 . Eriophyes pyri (Pagenstecher) ; Nalepa, 1929 : 105 . Eriophyes pyri (Pagenstecher) ; Keifer, 1938 : 183 ; 1952: 1, 8, 15, 37, 95. Eriophyes pyri (Pagenstecher) ; Kuang, 1995 : 50 –51. Eriophyes pyri (Pagenstecher) ; Hong & Zhang, 1996 : 32 . Host. Pyrus sp. ( Rosaceae ). Relation to host. The mites cause the leaf pustules and bud deterioration. Distribution. China (Beijing, Gansu, Shandong); Europe; Australian; East Palearctic; Nearctic region; Neotropical region; North Africa; Oriental region.