FIGURE 2–7. Cosmocerca acanthurum n in Cosmocerca acanthurum n. sp. (Nematoda: Cosmocercidae) in Pseudoeurycea leprosa and Chiropterotriton orculus from the Transmexican Volcanic Belt, Central Mexico, with a checklist of the helminth parasites of plethodontid salamanders

FIGURE 2–7. Cosmocerca acanthurum n. sp. (2) Male. (3) Female. (4) Excretory pore at level of oesophageal bulb, male. (5) Posterior end of male, lateral view. (6) Detail of posterior end of male, arragement of caudal papillae. (7) Posterior end of female. scale-bar: 0.1 mm.