Figure 13: Electron micrograph shows the dorsal view of C. sepsoides tongue. It divides into bi-forked tip (Bi), anterior (An); middle (Mi) and posterior regions (Po) of the tongue. There is a laryngotracheal organ (Lo), which situated in a depression (Ltd) in the most posterior extremity of the tongue. Note also, the orifice of the tracheal canal (Tc) and T-shaped orifice (T) of the laryngotracheal organ. ×15.