Dugesia majuscula. Sagittal reconstruction of the copulatory apparatus of the holotype (anterior is to the right). Abbreviations: bc: bursal canal; cb: copulatory bursa; cg: cement glands; d: diaphragm; ed: ejaculatory duct; go: gonopore; lod: left oviduct; pp: penis papilla; rod: right oviduct; sg: shell glangs; sv: seminal vesicle; vd: vas deferens. Scale bar: 100 μm.