- Large nematodes, 3 to 8.5 mm long
- Cuticle very thick with longitudinal ridges.
- Lip region slightly offset from body contour.
- Strong odontostyle, length 2-3x labial diameter.
- Guiding ring double near anterior of odontostyle.
- Esophagus muscular, wider posterior portion a little more than 50% of length.
Ref: Andrássy, 2009.
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.Female:
- Female genital system diovarial, amphidelphic.
- Vulva longitudinal.
- Female tail elongate to filiform;
Male:
- Numerous, small, supplements arranged in two dense
groups (fascicles) with some individual supplements between them.
- Male tail short and rounded.
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