Male genitalia of Opacoptera spp. 15 O. introflexa sp. nov., holotype, slide No. YS19429 16 O. kerastiodes Park, 2021, slide No. YS19048 17 O. longissima sp. nov., holotype, slide No. YS19422. Scale bars: 0.5 mm.

 
 
  Part of: Yu S, Wang S (2023) Opacoptera Gozmány (Lepidoptera, Lecithoceridae) from China, with descriptions of four new species. ZooKeys 1158: 133-146. https://doi.org/10.3897/zookeys.1158.100396