The Tortricidae (Lepidoptera) of Bhutan Author Groenen, Frans Author Wangdi, Karma text Zootaxa 2019 2019-08-23 4658 3 526 540 journal article 25923 10.11646/zootaxa.4658.3.5 d922f25d-1252-4379-8e0f-39124631c5d8 1175-5326 3376104 664EEF6E-ABD3-4DFB-B0B8-12AC082FE0E0 Peridaedala nigrifasciana , sp. nov. Figs. 25 , 68 Holotype . ♀ , Bhutan , Wangdue Phodrang , Phobjikha , 27º27´55´´N , 90º10´11´´E , 2890 m , 14.viii.2016 , sta. 21, C. Gielis , genitalia slide FG3335 ( NBCS ). Diagnosis . Peridaedala nigrifasciana has a green forewing with an irregular, oblique, black-brown spot. The forewing pattern alone distinguishes it from it all other congeners. Description . Male unknown. Female. Head ( Fig. 25 ): Green, labial palpus sinuate, length about 2 times diameter of compound eye, black-brown, green in distal half. Thorax: Nota and tegulae green. Forewing length 8 mm ; forewing subtriangular, costa slightly curved, apex protruding, dorsum straight; subbasal fascia indicated by a small triangular spot; median fascia an interrupted band consisting of an irregular oblique spot from costa to middle of cell and an oblique dorsal spot with a short inner band along dorsum; a curved apical spot. Fringe green. Hindwings whitish fuscous. Fringe concolorous with wing with a darker subbasal band. Abdomen: Genitalia ( Fig. 68 ) with papillae anales moderate, apophyses posteriores about twice as long as apophyses anteriores; sterigma broad cup-shaped, laterally pointed, fused with and fitting into concavity of sternite 7; sternite 7 rounded-trapezoidal, spinulose; lamella postvaginalis a hairy plate bordered by a slender, sclerotized, sinuate ribbon, protruding in middle, lamella antevaginalis a slender and concave, sclerotized, band; ductus bursae about one-half length of corpus bursae; colliculum short and bifurcate, situated in distal one-half of ductus; corpus bursae ovate, spinulose in centre and distal half, with two short, slender, blade-shaped signa. Distribution. Bhutan . Remarks . The forewings of he specimen are damaged. Etymology . The name nigrifasciana refers to the remarkable black median fascia.