Periacma fengxianensis Wang & Zheng, 1995: 12 Review of the genus Periacma Meyrick (Lepidoptera, Oecophoridae) from China, with descriptions of four new species Wang, S. X. Li, H. H. Journal of Natural History 2006 2006-12-28 40 41 - 43 2371 2393 Wang & Zheng, 1995 Wang & Zheng 1995 [351,938,997,1021] Insecta Oecophoridae Periacma Animalia Lepidoptera 10 2380 Arthropoda species fengxianensis  ( Figure 12)    Periacma fengxianensisWang & Zheng, 1995: 12. Wing expanse: male 12.0–14.0 mm.    Materialexamined: Holotype: „, Zhouzhi( 34 °10 9N, 108 °12 9E), Shaanxi Province,  1750 m,  20 July 1987, coll. Houhun Li. Allotype: ♀, Fengxian ( 33 °55 9N, 106 °31 9E), Shaanxi Province,  1600 m,  13 July 1988, coll. Houhun Li. Paratypes: 1 „, 2 ♀♀,  16– 20 July 1987, other same data as holotype; 1 „,  14 July 1988, same locality data as allotype. Additional material: 2 „„, Ningshan ( 33 °19 9N, 108 °20 9E), Shaanxi Province,  3 July 1995, coll. Hongyan Qin. Distribution: China( Shaanxi). Remarks: This species is characterized by the gnathos with the ventral margin straight and the aedeagus with the distal portion dentate at both sides in the male genitalia; and the corpus bursae with two differently shaped signa in the female genitalia. 1987-07-16 1988-07-14 1987-07-16 Houhun Li. 1750 33.919167 Zhouzhi 19 106.51917 Material 10 2380 3 3 Shaanxi holotype 1995-07-03 Hongyan Qin. 33.319164 Shaanxi Province 20 108.33584 10 2380 1 Shaanxi