Actus		Contents		Rev 06/09/2025
		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Actus Menu				Ecosystem Functions and Services
		Distribution		Management
Return to Mylonchulidae Menu		Feeding		References
		Go to Nemaplex Main Menu		Go to Dictionary of Terminology

Classification:

Type species of the genus: Actus salvadoricus  Baqri & Jairajpuri, 1974

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Morphology and Anatomy:

• Buccal cavity about twice as long as wide
• Dorsal tooth opposed by two rows of denticles not along a longitudinal rib.
• Esophago-intestinal junction nontuberculate.
• Caudal glands and terminal duct present

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Distribution:

A relatively uncommon but widely-distributed (Fiji, Japan, El Salvador...) genus of predaceous nematodes.

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Feeding:

Food Sources and Feeding strategies for the genus Actus

  A specialist predator of other nematodes.   

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Biology and Ecology:

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Life Cycle:

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Ecosystem Functions and Services:

Regulation of opportunistic species

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Management:

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References:

Baqri, S.Z., Jairajpuri, M.S. 1974. Studies on Mononchida. V. The mononchs of El Salvador with descriptions of two new genera, Actus and Paracrassibucca. Nematologica 19: 326-333.

Jana, T., Ghosh, G., Chatterjee, A. 2010. Actus shamimi n. sp. (Nematoda: Mononchida) from the Andaman and Nicobar Islands, India, with a key to the species of Actus Baqri & Jairajpuri, 1974. Nematology 12:343-348.

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 09, 2025.