Immature stages of Gordius chiashanus sp. nov. A, B free-living larva (A) treated with hot water and a living larva showing the depression in the anterior end of the pseudointestine (arrow) C, D eggs with the inner membrane examined using an (C) SEM and (D) compound microscope E egg strings F–H cysts in the paratenic host with (F) a unfolded larva and (G) a folded larva, showing (H) a single posterior spine (arrow) after treatment with a 5% KOH solution. Abbreviations: Ho, hooklet; PostS, postseptum; PreS, preseptum; Pro, proboscis; PsI, pseudointestine. Scale bars: 50 µm (A–D, F–H), 1 mm (E).

  Part of: Chiu M-C, Huang C-G, Wu W-J, Lin Z-H, Chen H-W, Shiao S-F (2020) A new millipede-parasitizing horsehair worm, Gordius chiashanus sp. nov., at medium altitudes in Taiwan (Nematomorpha, Gordiida). ZooKeys 941: 25-48.