Dugesia umbonata, paratype PLA-0152, sagittal sections and reconstructions of the copulatory apparatus. A. photomicrograph showing copulatory bursa, bursal canal and hump; B. photomicrograph showing copulatory bursa, seminal vesicle, ejaculatory duct, diaphragm, penis, male atrium, common atrium and gonopore; C. photomicrograph showing copulatory bursa, ejaculatory duct, penis, male atrium and common atrium; D. reconstruction male copulatory apparatus; E. reconstruction female copulatory apparatus.

 
 
  Part of: 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