Thorne & Malek, 1968
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Photo Gallery- Nine-mile Prairie |
Female: L = 0.7 mm; a = 27; b = 5.3; c = 12.8; V = 79%.
Cephalic capsule moderately high, somewhat narrowed at the top, inscribed
in the body contour; basal supporting ring distinct; stylet about 10u;
stylet heads spherical, relatively large; protractors almost parallel to
stylet axis. Procorpus of esophagus thin and long, approximately
as long as the isthmus. Metacorpal bulb convex-oval. Nerve
ring in anterior part of isthmus, behind metacorpal bulb. Cardial
bulb pear-shaped, its two lobes slightly overlapping beginning of midgut.
Hemizonid and excretory pore behind nerve ring and in front of cardial
bulb. Beginning of midgut tranparent ("hyaline") ventrally and dorsally.
Ovary very long, its apex penetrating trophicosensory region and extending
beyond level of excretory pore. Vulva with lips. Posterior
uterus long, exceeding half vulva-anus distance. Tail conical, with
rounded terminus. South Dakota.
(Description- Skrjabin, 1970)
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