part_of adult midgut adult stomach Cenral part of the midgut from which various diverticula emerge and spread in all three planes throughout the body. At the anterior end of the stomach is the proventriculus. The posterior end of the stomach is connected to the intestine through which wastes pass to the rectal sac. Fig. 6-1, Fig. 6-2, Fig. 6-3, Fig. 9-2, Fig. 9-3, in Biology of Ticks ISBN:0-19-505910-7. TADS:0000172 TADS:0000172 Ventriculus default_namespace