Campbellenchus poae

  

Contents

  

Rev 02/03/2021

  Classification Hosts
Morphology and Anatomy Life Cycle
Return to Campbellenchus Menu Economic Importance Damage
Distribution Management
Return to Tylenchidae Menu Feeding  References
   

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Classification:

Tylenchida  
  Tylenchina  
   Tylenchoidea 
    Tylenchidae 
     Tylodorinae
Campbellenchus poae  Wouts, 1977
Synonyms: 

 

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Morphology and Anatomy:

 

Campbellenchus poae (from Wouts, 1977)
  • General characteristics very similar to those of C. filicauda..
  • Body length <1mm, shorter than that of C. filicauda..
  • Amphids with small to medium-sized, radial, slit-shaped opening
  • Stylet more about 35 um long, slender. Shorter than that of C. filicauda..
  • Hemizonid closer to excretory pore than in C. filicauda..
  • Vulva slightly posterior to mid body.
  • Prodelphic ovary usually with double reflex, distal end occasionally reaching esophageal region.
  • Lateral field obscured by longitudinal striae.
  • Cuticle with pronounced annulation behind lip region;  tesselate where they meet longitudinal striae.
  • Deirid distinct.
  • Tail filiform gradually tapering to about 2 anal body widths posterior to anus, then long and filiform more posterior..

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Refer to subfamily diagnosis (Tylodorinae). 

Reported median body size for this species (Length mm; width micrometers; weight micrograms) - Click:

  
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Distribution:

Described from soil in around native plants on Campbell Island, New Zealand.  It is widesprread on the island, especially on tussock grass.  The species name derived from the genus of one of its hosts, the tussock grass Poa litoralis.

The vegetation is described as predominantly tussock grassland, tundra, scrub and dwarf forest (source: Wikipedia).

 

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Economic Importance:

 

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Feeding:

Ectoparasites of plant roots, root hairs, algae, etc. 

 

 

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Hosts:

 

 

For an extensive host range list for this species, click

 

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Life Cycle:

Ecophysiological Parameters:

For Ecophysiological Parameters for this species, click If species level data are not available, click for genus level parameters

 

 

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Damage:

 

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Management:

For plants reported to have some level of resistance to this species, click

 

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References:

Wouts, W.M. 1977. Campbellenchinae (Nematoda: Tylodoridae), a new subfamily from campbell Island, with a description of two new species. New Zealand J. Zoology 4:213-216.

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Copyright © 1999 by Howard Ferris.
Revised: February 03, 2021.