Nerve ring well defined, situated immediately behind the median bulb. Excretory pore 104-130 u from the anteriór end. Hemizonid immediately in front of the excretory pore, lenticular, extending over 2 annules. Genital primordium with 2 nuclei, located at the mid-body. Tail elongated, conical, with pointed terminus. Phasmids pore-like, situated 45-47 u from the posterior end.