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P. attenuatum is 1.1 to 1.4 mm long with a = 41 to 55, c = 63 to 68
in males, 55 to 72 in females;
- Oodontostyle
8 to 10 mu m, odontophore 14 to 15 mu m, guiding ring less than one
lip width from anterior end;
- Lip
region is hemispherical, set off by a constriction.
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Tail in both sexes broadly rounded.
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The first-stage juvenile has a long (74 to 84 mu m) filiform tail 8
to 9 anal body-widths long with hyaline part 76 to 82% of tail
length.
Female:
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V = 49 to 53.
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Vulva a transverse slit:
- Anterior
genital branch a sac-like spermatheca separated by a sphincter from
the posterior branch consisting of a short uterus, oviduct and
reflexed ovary.
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Males:
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Testes paired, opposed, anterior one outstretched, posterior one
reflexed;
- Supplements
consisting of an adanal pair and 2 widely-spaced ventro-medians;
- Spicule
guiding pieces with trifid distal ends.
Ref:
Jairajpuri and Dhanachand, 1978
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Reported median body size for this species (Length mm; width micrometers; weight micrograms) - Click:
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Andrassy, I. 2009. Free-living Nematodes of Hungary III. Hungarian
Natural History Museum, Budapest. 608p. .
Jairajpuri, M.S. and Dhanachand, C. 1978.
Some studies on Axonchiinae
(Belondiridae) from Manipur, India. Indian J. Nematology 8:127-151.