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
