Oligonchulus

Oligonchulus		Contents		Rev 05/19/2025
		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Oligonchulus Menu				Ecosystem Functions and Services
		Distribution		Management
Return to Mylonchulidae Menu		Feeding		References
		Go to Nemaplex Main Menu		Go to Dictionary of Terminology

Classification:

Mononchida

Oligonchulus Andrassy, 1976

Tyoe species of the genus: Oligonchulus reversus (Cobb, 1917) Andrassy, 1976

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Morphology and Anatomy:

.

Body length about 1 mm.
Buccal cavity goblet-shaped,
Dorsal tooth large, directed forward on the anterior dorsal side,
Two transverse rows of a few denticles on the ventral side of buccal cavity; subventral teeth absent
Cardia non-tuberculate
Tail arcuate, cylindroid, 2 x abd long
Caudal; glands and spinneret present
Females:
Monodelphic-opisthodelphic, without anterior uterine sac

Males:

Unknown

Ref; Andrassy, 1992

Oligonchulus stoma
Drawing from Andrassy, 1992

Body size range for the species of this genus in the database - Click:

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Distribution:

Reported from South America.

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Feeding:

Food Sources and Feeding strategies for the genus Oligonchulus

Predator on other nematodes.

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Biology and Ecology:

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Life Cycle:

For Ecophysiological Parameters for this genus, click

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Ecosystem Functions and Services:

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Management:

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References:

Andrassy, I. 1958: Uber das System der Mononchiden (Mononchidae, Chitwood, 1937; Nematoda) Ann. hist.-nat. Alas, hung. n.s. 9, 50: 151-71.

Ahmad, W.and Jairajpuri, M.S. 2010. Mononchida: the predaceous nematodes. Brill Leiden-Boston, 298p.

Andrassy, I. 1992. A taxonomic atudy of the family Mylonchulidae (Nematoda) Opusc. Zool. Budapest 25:11-35.

Andrassy, I. 2009. Free-living nematodes of Hungary III. Hungarian Natural History Museum.

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Copyright 1999 by Howard Ferris.
Revised: May 19, 2025.