Fig. 1 in Heads up: evolution of exaggerated head length in the minute litter bug genus Nannocoris Reuter (Hemiptera: Schizopteridae)

Fig. 1 Nannocoris spp. Head morphology and habitus in lateral view. (a) Head in lateral view, illustrating head morphology and length and height measurements. bu, buccula; cly, clypeus; fr, frons; lb, labium; ge, gena. (b) Head in lateral view, illustrating length measurements. poc, point of convergence of the clypeus, gena, and buccula. Red arrows indicate head length and head height measurements (a)anterior and posterior lengths of head (b). (a–d) Head of Nannocoris spp. in lateral view, illustrating