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- Small nematodes, usually < 450um,
- Body cuticle annulated, annules with long hairy spines; posterior
spines with thickened base; numerous hairy spines arranged either in
circlets or dorso- or ventrolateral groups.
- Four cephalic setae in between hairy-like ornamentation. Somatic
setae with desmoscolecoid arrangement;
- Body composed of 67-70 annules, (3-6um wide).
- Head short, rounded, narrower than the first annulus, bearing
large, elliptical, thick-rimmed amphids, that are broader than the head.
- Four thin cephalic sensory setae anterior to amphids.
- Pharynx short, slightly expanding to the base but without a
bulb.
- Ocelli present or absent
Females:
- Didelphic, amphidelphic
- Subventral setae absent in female.
Males:
- Monorchic,
- Paired spicules, no gubernaculum.
- Subventral pre- and post-cloacal papillae present or absent; when
present, appear as transformed somatic setae inserted on a teat-like
base.
Ref: Decraemer and Rho, 2013; Sergeeva and Revkova, 2021
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