Dugesia verrucula A sagittal section of paratype RMNH VER. 19975.a, showing the musculature of the pharynx B sagittal section paratype RMNH VER. 19975.a, showing an ovary C transverse section of paratype ZJYA7, showing asymmetrical openings of the oviducts D sagittal section of paratype ZJYA11, showing musculature of bursal canal E sagittal section of paratype ZJYA11, showing copulatory bursa F sagittal section of paratype ZJYA11, showing wide portion of bursal canal, with its pleated walls. Abbreviations: bc: bursal canal; ca: common atrium; cb: copulatory bursa; cm: circular muscles; lm: longitudinal muscles; lod: left oviduct; lu: lumen; ma: male atrium; ov: ovary; rod: right oviduct; vd: vas deferens. Scale bars: 100 μm.