Coeloconic sensilla and basiconic sensilla, the main chemical odor receptors on antennae of B.tabaci, consist of cuticular wall, sheath cells, sensillum lymph and dendrites.

• 透射电镜观察结果表明，烟粉虱触角上起嗅觉作用的锥形感器和腔锥感器均由表皮壁、鞘细胞和感觉神经元等结构组成。