Review of the genus Ypsolopha Latreille, 1796 from China (Lepidoptera: Ypsolophidae) Author Jin, Qing Author Wang, Shuxia Author Li, Houhun text Zootaxa 2013 3705 1 1 91 journal article 10.11646/zootaxa.3705.1.1 0b6b88cd-e784-4e25-a403-17ea86676ada 1175-5326 284569 951736E6-A034-4EA8-8A5C-9674628BFF95 Key to species of Ypsolopha vittella -group based on external characters 1. Forewing brown, with purple metallic shine ( Fig. 25 )......................................... Y. purpurata sp. nov. - Forewing not brown, without purple metallic shine......................................................... 2 2. Forewing with a broad streak along dorsum............................................................... 3 - Forewing without such broad streak.................................................................... 12 3. Streak along dorsum darker than ground colour of forewing.................................................. 4 - Streak along dorsum paler than ground colour of forewing................................................... 10 4. Streak with upper margin yellowish white................................................................. 5 - Streak without differently colored upper margin............................................................ 6 5. Forewing with several rows of dark brown scales ( Fig. 22 ).................................. Y. mucronulata sp. nov. - Forewing without such rows as above ( Fig. 23 )............................................. Y. bicostata sp. nov. 6. Forewing with apex protruded triangularly ( Fig. 21 )................................................ Y. horridella - Forewing with apex rounded........................................................................... 7 7. Forewing with several rows of ocherous brown scales on distal 2/3 ( Fig. 20 )................................ Y. yangi - Forewing without such scales as above................................................................... 8 8. Forewing with R4 and R5 very short stalked ( Fig. 57 ), cell with a dark brown strip at end ( Fig. 6 )............ Y. amoenella - Forewing with R4 and R5 separated, cell without dark brown strip at end......................................... 9 9. Forewing with a longitudinal interrupted median dark brown strip on distal half ( Fig. 4 )...................... Y. vittella - Forewing without such strip as above ( Fig. 5 )...................................................... Y. japonica 10. Forewing yellowish brown mixed with dark brown on distal 1/3 ( Fig. 9 )...................... Y. flaviterminata sp. nov. - Forewing grayish white or grayish brown on distal 1/3...................................................... 11 11. Streak on dorsum of forewing white ( Fig. 8 )..................................................... Y. leuconotella - Streak on dorsum of forewing grayish white ( Fig. 7 )............................................... Y. hebeiensis 12. Forewing uniformly pale yellow except having a brown dot at 2/3 of fold ( Fig. 10 )................... Y. flavida sp. nov. - Forewing not uniformly coloured, with fine markings...................................................... 13 13. Forewing with a triangular yellowish brown patch ranging from dorsal 1/4 to 3/4 ( Fig. 11 ).................. Y. asperella - Forewing without such a patch......................................................................... 14 14. Forewing with two parallel stripes...................................................................... 15 - Forewing without such stripes......................................................................... 16 15. Thorax yellowish brown ( Fig. 12 ), forewing with R4 and R5 separated ( Fig. 63 )........................... Y. parallela - Thorax yellowish white ( Fig. 13 ), forewing with R4 and R5 short stalked ( Fig. 64 )...................... Y. sarmaticella 16. Forewing with several rows of small dots................................................................ 17 - Forewing without such dots........................................................................... 18 17. Forewing with a white strip from end of cell to apex ( Fig. 16 )................................ Y. longisaccata sp. nov. - Forewing without white strip ( Fig. 17 )................................................. Y. fascimaculata sp. nov. 18. Forewing with erect scales............................................................................ 19 - Forewing without erect scales......................................................................... 20 19. Forewing with white and brown strips along veins ( Fig. 18 )........................................... Y. scabrella - Forewing without strips as above ( Fig. 19 )......................................................... Y. acerella 20. Wing expanse over 23.0 mm, apex protruded triangularly ( Fig. 24 ).............................. Y. latiuscula sp. nov. - Wing expanse equal to or less than 20.0 mm, apex rounded.................................................. 21 21. Forewing with grayish brown or ocherous brown strips along veins ( Fig. 15 )......................... Y. albula sp. nov. - Forewing without strips along veins ( Fig. 14 )................................................... Y. parenthesella