FIGURE 7 in The Weevil Rostrum (Coleoptera: Curculionoidea): Internal Structure And Evolutionary Trends

FIGURE 7. μCT scan of Rhynchites auratus (Attelabidae), adult head. A–C, virtual cross sections through rostrum, revealing internal anatomy at respective areas. A, section just posterior to approximate middle of rostrum; B, section just anterior to antennal insertion; C, section near apex of rostrum, just posterior to pleurostomal sinus. Semitransparent lateral view of head displayed at top, indicating points of cross sections.