Mantle pattern (A) and inner wall of the penis (C–F) and the penial caecum (B) of Endothyrella species. A Endothyrella plectostoma (Benson, 1836), For locality, see Fig. 19 B–C Endothyrella fultoni (Godwin-Austen, 1892), for locality see Fig. 21. D–F Endothyrella plectostoma, for locality, see Fig. 19. Arrow on D shows the entering point of the vas deferens to the penis. Arrow on E shows rounded calcareous granules. All photos by B. Páll-Gergely.

 
 
  Part of: Páll-Gergely B, Budha PB, Naggs F, Backeljau T, Asami T (2015) Review of the genus Endothyrella Zilch, 1960 with description of five new species (Gastropoda, Pulmonata, Plectopylidae). ZooKeys 529: 1-70. https://doi.org/10.3897/zookeys.529.6139