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

Figure 24

Anterior duct of a N. abietis larva salivary gland showing the single layer of epithelial cells (Ep) with a border of microvilli (arrow) lining the lumen (L) of the duct. Fat body (FB) cells are pressed against the duct. Scale bar = 0.1 mm.