Male imagines of Biston species (wingspan 40–45 mm). 1. B. rosenbaueri sp. n., Holotype (Greece, Thrace, Avantas, coll. Rosenbauer). 2. B. rosenbaueri sp. n. Paratype (Croatia, Krk Island, coll. and photo EFJ). 3. B. achyra Wehrli, 1936 (Greece, Samos, Kokkari, coll. ZSM). 4. B. strataria (Hufnagel, 1767) (Germany, Mark Brandenburg, Dannenreich, coll. BMB).

 
 
  Part of: Müller B (2018) Biston rosenbaueri sp. n. (Lepidoptera, Geometridae, Ennominae) from the Balkan Peninsula. Nota Lepidopterologica 41(2): 207-213. https://doi.org/10.3897/nl.41.25099