FIGURE 47 in The Weevil Rostrum (Coleoptera: Curculionoidea): Internal Structure And Evolutionary Trends

FIGURE 47. Semithin sections of head of Magdalis sp. (Curculionidae: Mesoptilinae). A, ventral aspect of head; B, lateral aspect of head; C–G, cross sections proceeding from apex of rostrum toward base; C, section at apex of rostrum through mouthparts; D, section immediately posterior to mouthparts, anterior to antennal insertion;