Histology of the Larval Neodiprion abietis (Hymenoptera: Diprionidae) Digestive Tract

Figure 25

Detail of a N. abietis larva salivary gland anterior duct showing the nucleus (N) and microvilli (Mv) of epithelial cells (Ep) and secretory products (arrows) in the lumen (L) of the duct. Scale bar = 30 μm.