FIGURES 3–4. M in Revision of the Metallactus hamifer species-group (Coleoptera: Chrysomelidae: Cryptocephalinae)

FIGURES 3–4. M. albivittis (3), M. albopictus (4). 3a–b: habitus; 3c–e: median lobe of aedeagus in ventral (c), dorsal (d) and lateral (e) view [0.7 mm]; 3f: antenna [2.1 mm]; 3g: spermatheca [0.5 mm]. 4a–b: habitus; 4c–e: median lobe of aedeagus in ventral (c), dorsal (d) and lateral (e) view [0.7 mm]; 4f: sclerite I and dorsal spicule of endophallus [0.5 mm]; 4g sclerites II–III–IV of endophallus [0.5 mm]; 4h: spermatheca [0.5 mm]; 4k: antenna [1.5 mm]. 3a–b: holotype; 4a–b: lectotype. hd: hairy dent; scI–IV: sclerites I–IV of endophallus; ds: dorsal spicule. Square brackets: length of scale segment.