Figure 7 from: Song X-Y, Li W-X, Sluys R, Huang S-X, Li S-F, Wang A-T (2020) A new species of Dugesia (Platyhelminthes, Tricladida, Dugesiidae) from China, with an account on the histochemical structure of its major nervous system. Zoosystematics and Evolution 96(2): 431-477. https://doi.org/10.3897/zse.96.52484

Figure 7 Dugesia umbonata, paratype RMNH.VER.19968.a, sagittal sections and reconstructions of the copulatory apparatus. A. photomicrographs showing copulatory bursa, bursal canal, seminal vesicle, diaphragm, penis, male atrium and hump; B. photomicrograph showing copulatory bursa, bursal canal, seminal vesicle, diaphragm, penis, male atrium, common atrium and gonopore; C. photomicrograph showing copulatory bursa, ejaculatory duct, penis, male atrium, common atrium and gonopore; D. reconstruction male copulatory apparatus; E. reconstruction female copulatory apparatus.