|Morphology and Anatomy||Life Cycle|
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Acontylus (Meagher, 1968)
|Female: Body straight to slightly ventrally
arcuate, swollen in the vulval area.
Labial region high, slightly offset, trapezoid in lateral outline.
Lateral field with four lines.
Tail short, hemispherical.
Labial framework and stylet well developed.
Stylet knobs sloping backwards in the only known species.
Dorsal esophageal gland opening (DEGO) 13 µm from stylet base.
Median bulb strong, rounded.
Anterior genital branch outstretched. Posterior branch reduced to a post-uterine sac (PUS).
Labial region knob-like, high, rounded, distinctly offset.
Stylet, labial framework, and esophagus reduced in size.
Caudal alae enveloping tail.
Juveniles: Tail rounded with a long terminal projection.
Females are semi-endoparasitic; their anterior portion is embedded in the root up to the level of the excretory pore.
Males and juveniles have not been observed feeding.
Acontylus vipriensis is reported from Eucalyptus sp.
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Eggs are deposited singly in a gelatinous matrix.
Fortuner, Rev. Nematol. 10(2):219-232 (1987).
Meagher. J. W. 1968. Acontylus vipriensis n. g., n. sp. (Nematoda: Hoplolaimidae) parasitic on Eucalyptus sp. in Australia. Nematologica 14:94-100.
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