Hypodontolaimus antarcticus. A: Anterior; B Esophago-intestinal
region. Bars = 20um
Drawings from Andrassy and Gibson, 2006
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Females:
- Body distinctly narrower posterior to vulva which is close to
mid-body.
- Didelphic, amphidelphic, ovaries reflexed.
- Vulva transverse, with protruded lips; vagina narrow.
- Oviparous
- Tail arcuate, rather stout, slowly tapering, occupying 6.5–8.3% of
body length.
- Three large caudal glands present, posterior ampulla large
with strongly sclerotized valve.
- Spinneret wide, but quite short.
Ref: Andrassy and Gibson, 2006 |
Males:
- Monorchis, testis outstretched, occupying 11–14% of body length.
- Spermatozoa oval, fairly large,
- Spicules strong, ventrally bent, tapering unevenly, 58–66 m
about 1.5–2.0 times anal body diameter long, and distally forked.
- Gubernaculum simple, almost straight,
- Preanal supplements well developed, strongly sclerotized,
cup-shaped, and 21–28 in number
- Tail strongly curved or twisted ventrally, occupying 6.5–7.6%
of body length
- Three large caudal glands
- Spinneret short and similar to that of female.
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