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

Figure 3

Longitudinal section through the head (H) and thorax (T) of a N. abietis larva showing the paired diverticular pouches (DP) and the tubule (arrows) that connects one of the pouches to the buccal cavity. (Note that serial sections showed the continuity of the tubule between the diverticular pouch and the buccal cavity.) Scale bar = 0.5 mm.