| Females:
Generally small nematodes, <0.5mm long. Cuticle smooth or
finely striated, usually with setae. Head with
4, 6 or 8 cephalic setae.
Esophagus cylindrical with distinct terminal bulb which does not have
valves.
Esophago-intestinal valve spheroid.
Amphids circular,
2-4 head widths from anterior..
Stoma elongate, opening into funnel shaped beginning of esophagus lumen,
may have minute denticles.
Vulva at mid-body, monovarial, prodelphic, ovary short, outstretched.
Tail long and filiform.
Caudal glands in tail with
duct to a long, slender
spinneret at tail tip.
The genus is distinguished from other Monhysteridae by the mid-body
position of the vulva, the long spinneret and the terminal bulb of the
esophagus.
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