FIGURES 18–23 in Taxonomic remarks, phylogeny and evolutionary notes on the leaf beetle species belonging to the Cryptocephalus sericeus complex (Coleoptera: Chrysomelidae: Cryptocephalinae)

FIGURES 18–23. Median lobe of aedeagus, apex in ventral and (b) dorsal view: (18): C. transcaucasicus (Ceresole Reale, Italy); (19): C. zambanellus (Garessio, Italy); (20): C. duplicatus (Megiri, Armenia); (21): C. duplicatus (Karachaevo- Cherkessia, Russia); (22): C. barii (Mt. Presolana, Italy); (23): C. asturiensis (Pic d'Anie, France). m.l.: median lamina; f.: frenula. Numbers indicate characters and states. Not drawn to the same scale.