Kessleria adults in dorsal view. 2 K. alternans, ♂, Switzerland, Graubünden, SE Sils-Maria, 1820–1870 m, 13.7.1989, leg. Huemer, Karsholt & Tarmann (TLMF) 3 K. alternans, ♀, same data (TLMF) 4 K. cottiensis sp. n., ♂, paratype, Italy, Prov. Torino, Alpi Cozie, V. delle Finestre, 1700 m, 27.7.1990, leg. Huemer & Tarmann (TLMF) 5 K. cottiensis sp. n., ♀, paratype, same data (TLMF) 6 K. dimorpha sp. n., ♂, paratype, France, Dep. Hautes-Alpes, Col Agnel, 2770 m, 4.8.2010, leg. Huemer (TLMF) 7 K. dimorpha sp. n., ♀, paratype, same data (TLMF).

 
 
  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