<p><strong>Fig. 3.37.</strong> Marine flatworm showing (<strong>A</strong>) dorsal view (<strong>B</strong>) cut away view of digestive system (<strong>C</strong>) Pharynx extended for eating in a cut away view (<strong>D</strong>) Pharynx retracted in a cut away view</p>

Fig. 3.37. Marine flatworm showing (A) dorsal view (B) cut away view of digestive system (C) Pharynx extended for eating in a cut away view (D) Pharynx retracted in a cut away view

Image by Byron Inouye