Kessleria male genitalia. 35 K. apenninica sp. n., ♂, holotype, Italy, L´Aquila, NP Gran Sasso, ex Miniera di Lignite, 1750 m, 14.-15.7.2010, leg. Huemer gen. slide YPO 147 (DNA barcode ID TLMF Lep 01663) (TLMF) 36 idem, distal part of phallus enlarged 37 K. pyrenaea, ♂, Spain, Aragon, Parzan (Bielsa) env. Pico de la Rubinera, 2700–3005 m, 10.–11.7.2010, leg. Cesanek, gen. slide 15/1391 P.Huemer (DNA barcode ID TLMF Lep 08933) (coll. Tokár) 38 idem, distal part of phallus enlarged.

 
 
  Part of: Huemer P, Mutanen M (2015) Alpha taxonomy of the genus Kessleria Nowicki, 1864, revisited in light of DNA-barcoding (Lepidoptera, Yponomeutidae). ZooKeys 503: 89-133. https://doi.org/10.3897/zookeys.503.9590