Genus Polenchus
Andrassy, 1980
Diagnosis: Tylenchinae. Body medium sized (about 0.6 mm), straight
to arcuate. Cuticle smooth, devoid of transverse or longitudinal
striation. Lateral fields inconspicuous, not raised above body surface.
Lip region continuous, rounded. Amphidal apertures longitudinal,
ventrally curved slits. Stylet 14-15 um long in type species; conus
about half its length; knobs large, more or less triangular. Median
bulb oval, muscular, with refractive thickening. Basal bulb saccate.
Deirids a little behind excretory pore. Vulva submedian, transverse,
lips not raised, without lateral membranes. Vagina thick-walled,
almost at right angles to body axis. An elongate-oval, offset, anteriorly
directed spermatheca and a postvulval uterine sac present. Bursa
small, low, in lateral view not projecting beyond body contour.
Type species: Polenchus
politus Andrassy, 1980
Other Species:
Polenchus curvicauda Raski & Geraert,
1988
P. shamimi Baqri, 1991
(Description- Siddiqi, 2000)
Species found: at: