Dr. Papp Jenő szerk.: Folia Entomologica Hungarica 24/1-23. (Budapest, 1971)

Pig. 3. The typical muscles and nerves of the region cervicalis (Original

) As the fourth main nerve trunk originating from the ganglion infraoesophageum, the nervus cervicalis arises typically on the lower or ventral surface of the ganglion; however, the situation may vary in many insect species according to the habitual position of the head. The main nerve trunk runs up, on both sides of the trunk of the ventral connective extending from the surface of the ventral plate to the thorax,onto the dorsal part