Figure 4 from: Peng Y, Wang H, Cui Y (2014) Two species of Naididae (Annelida, Clitellata) from southern Tibet, China. ZooKeys 444: 59-68. https://doi.org/10.3897/zookeys.444.8285

Figure 4 - Tubifex montanus A–C ventral chaetae in II, XVIII and XXIX D dorsal chaetae in VI E penial sheath F lateral view of male duct in segments X–XI. Scale bar: A–D 20 µm, E 80 µm, F 160 µm.