Fig. 3 in Gut anatomy and ultrastructural features of the paunch epithelium in the Neotropical termite Serritermes serrifer (Blattaria, Isoptera, Serritermitidae)

Fig. 3. Histological sections of the gut of a pseudergate of Serritermes serrifer. (A) Foregut and anterior midgut. (B) and (C) Detail of the foregut and its structures. The crop (c) is oval and not separated from the gizzard (g), whereas the stomodeal valve (sv) is very short and does not penetrate deeply into the midgut (m). d, duct of the salivary glands; e, esophagus; ph, pharynx.