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EENY-334: Sharpshooters, Leafhoppers, Cicadellidae (Insecta: Hemiptera: Auchenorrhyncha: Cicadellidae)

Figure 16. Large muscles in the head of Homalodisca vitripennis (Germar), the glassy-winged sharpshooter, are essential to power the cibarium pump because xylem fluid is under negative pressure.

Credit: Chris Tipping, University of Florida