Nullonchus

  

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Rev 03/06/2025

  Classification Biology and Ecology
Morphology and Anatomy Life Cycle
Return to Nullonchus Menu Ecosystem Functions and Services
Distribution Management
Return to Iotonchdae Menu Feeding  References
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Classification:

Enoplea
Dorylaimia
                Mononchida

Iotonchidae   

Nullonchus Siddiqi, 1984

Type species of the genus: Nullonchus levistomus Siddiqi, 1984

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Morphology and Anatomy:

The genus was proposed by Siddiqi (1984)  to accommodate members of the genus Iotonchus without a dorsal tooth or other teeth, denticles or ridges in the stoma  (Siddiqi, 1984). Morphologically, it is very similar to some of the species of Iotonchus that have a very small dorsal tooth

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 Female:  
 
Males:  

Body size range for the species of this genus in the database - Click:
Photomicrographs and comparative schematic drawings of buccal cavities of genera of Mononchida
   
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Distribution:

Species have been sescribed fropm soils of rainforests in South Amrica

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Feeding:

  A specialist predator of 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:

Jana, T. Chatterjee, A., Manna, B. 2006. Nullonchus refiqi sp.n., a new mononchid species from West Bengal, India. Nematol. Medit. 34:183-186.

Siddiqi, M.R. 1984. Nullonchus, a new genus of toothless mononchs, with comments on the phylogenetic relationship of Nullonchinae n.subfam. (Nematoda: Mononchida). Nermatologica 30:11-21.

 

 

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Copyright  1999 by Howard Ferris.
Revised: March 06, 2025.