Clarkus		Contents		Rev 06/10/2025
		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Clarkus Menu				Ecosystem Functions and Services
		Distribution		Management
Return to Mononchidae Menu		Feeding		References
		Go to Nemaplex Main Menu		Go to Dictionary of Terminology

Classification:

Type species of genus: Clarkus papillatus (Bastian, 1865) Jairajpuri, 1970

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Morphology and Anatomy:

• Lips and labial papillae prominent
• Buccal cavity barrel shaped with nondenticulated ventral ridge. Dorsal tooth apex directed anteriorly, located in anterior half of cavity.
• Esophago-intestinal junction nontuberculate.
• Tails of both sexes similar, conoid, ventrally arcuate.
• Caudal glands absent.

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Distribution:

Moist soil, freshwater environments.

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Feeding:

Food Sources and Feeding strategies for the genus Clarkus

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Biology and Ecology:

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Life Cycle:

Probably sexually reproducing; males generally present.

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Ecosystem Functions and Services:

Regulation of opportunistic species

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Management:

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References:

Mulvey, R.H. 1978. Predaceous nematodes of the family Mononchidae from the Mackenzie and Porcupine river systems and Somerset Island, N.W.T., Canada. Can J. Zool. 56: 1847-1868.

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Copyright © 1999 by Howard Ferris.
Revised: June 10, 2025.