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

Figure 11

Nucleated (N) columnar epithelial cells of the midgut with microvilli (Mv) extending into the lumen (endoperitrophic space) of the gut. A regenerative cell (arrow) lies between two columnar epithelial cells beneath layers of circular (CM) and longitudinal (LM) muscle. Scale bar = 30 μm.