FIGURE 10. G. rileyi. a–b in Revision of the Griburius scutellaris (Fabricius, 1801) species group (Coleoptera: Chrysomelidae: Cryptocephalinae)

FIGURE 10. G. rileyi. a–b: habitus, dorsal and lateral view (HT); c: frontal view, female (Boca Chica Beach, Texas); d: frontal view, male (HT); e–f: colour variations (e: Blessing, Texas; f: Hidalgo Co. Texas); g–k: median lobe of aedeagus in ventral (g), dorsal (h) and lateral (k) view [0.7 mm]; m: antenna [1.2 mm]; n: spermatheca [0.4 mm]. hd: setose depressions; asu: additional sutural spot. Square brackets: length of scale segment.