FIGURE 10 in The Weevil Rostrum (Coleoptera: Curculionoidea): Internal Structure And Evolutionary Trends

FIGURE 10. Light micrographs illustrating mouthparts, pharyngeal plate, and associated structures. A–B, mouthparts and pharyngeal plate of Listronotus sp. (Curculionidae: Cyclominae). A, dorsal aspect; B, ventral aspect; C, pharyngeal plate with labium and parts of paracoila and postcoila in Gerstaeckeria lecontei (Curculionidae: Cryptorhynchinae); D, pharyngeal plate in Tanyrhynchus sp. (Curculionidae: Entiminae); E, pharyngeal plate in Phrissotrichum tubiferum (Brentidae: Apioninae); F, pharyngeal plate in Heilipodus polyguttatus (Curculionidae: Molytinae).