Acanthonchus

  

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Rev: 03/11/2025

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

Chromadorea
  Chromadoria
   Chromadorida
Chromadorina
             Chromadoroidea
                Cyatholaimidae
Paracanthonchinae
       Acanthonchus Cobb, 1920

Type species of the genus:  Acanthonchus viviparus Cobb, 1920

    Synonyms:
     

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Morphology and Anatomy:

 

 Females:
  • didelphic,ovaries relexed;
  •  viviparous.

   
   

Males:  

  • precloacal supplements tubular, anterior-most larger;
  • gubernaculum simple; distally dentatey

Ref: Chen et al., 2015; Vincx et al., 1982; Cunha, 2023; Cunha et al., 2022

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

Free-living marine nematodes, in sediment.

 
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Feeding:

Probably epistrate feeders.

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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:

Chen, C-A., Nguyen, D.T., Smol, N. 2015. Two new free-living marine nematode species from an intertidal sandyrocky shore on Pulau Ubin, Singapore with a key to the valid species of the genera Prooncholaimus and Acanthonchus. Raffles Bull. Zoology Suppl. 31 68-74.

Cobb N.A. 1920. One hundred new nemas (type species of 100 new genera). Contributions to a Science of Nematology, IX: 217-343.

Cunha, B.R. 2023. Diversity of Free-living Marine nematodes: Taxonomy and Syatematic of Family Cyatholaimidae. PhD Thesis, University of Campinas, Brazil

Cunha, B.P., Fonseca, G., Amaral, A.C.Z. 2022. Diversity and Distribution of Cyatholaimidae (Chromadorida: Nematoda): A Taxonomic and Systematic Review of the World Records. Frontiers in Marine Science 9:2022 https// DO.org/10.3389/fmars.2022.836670

Vincx, M., Sharma, J., Smol, N. 1982. On the Identity and Nomenclature of Paracanthonchus caecus (Bastian, 1865), with a Redefinition of the Genus Paracanthonchus Micoletzky (Nematoda, Cyatholaimidae). Zoologica Scripta, 11: 243-263.

 

 
Copyright © 1999 by Howard Ferris.
Revised: March 11, 2025.