Nemanoke

 

Contents

 

Rev 03/12/2024

  Classification Hosts
Morphology and Anatomy Life Cycle
Return to Nemanoke Menu Economic Importance Damage
Distribution Management
Return to Mesidionematidae Menu Feeding  References
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Classification:

Rhabditida
       Tylenchina
        Drilonematoidea
             Mesidionematidae

          Nemanoke Yeates & Spiridonov, 1996
   

Genus name derived from "Nema" and "noke" which is the Maori word for earthworm

Type species of the genus: Nemanoke aotearoa Yeates & Spiridonov, 1996

Synonyms:
    

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Morphology and Anatomy:

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Female:

  • didelphic, amp[hidelphic; posterior ovary longer than anterior

Male

  • .Prominent lateral alae, extend from level of nerve ring to level of cloaca.
  • Anterior with 4 refractile papillae and 2 lateral sensillae present;
  • Stoma greatly reduced; anterior portion funnel-shaped,
  • Eesophagus with widened metacorpus and long isthmus. esophageal bulb valves inconspicuous
  • Monorchic, testis with flexure
  • Spermatozoa in swollen part of testis,
  • Single spicule
  • One pair of protruded papillae,at level of spicule, 2 pairs of papillae close to cloacal opening and a pair of smaller papillae on tail.

 Ref: Yeates and Spiridonov, 1996

Nemanoke aotearoa female: A. entire body; B: anterior, lateral view; C: excretory duct; D: vagina and uteri; E: tail region
Drawings from Yeates and Spiridonov, 1996
Body size range for the species of this genus in the database - Click:
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Distribution:

Reported from earthworms of the family Acanthodrilidae in New Zealand

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Economic Importance:

 

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Feeding:

     Parsites of thoracic cavity of earthworms

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Hosts:

 Acanthodrilid earthworms

For an extensive host range list for this genus, click
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Life Cycle:

For Ecophysiological Parameters for this genus, click 
 
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Damage:

 

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Management:

 

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References:

Yeates, G.W., Spiridonov, S.E. 1996. New nematodes of the families Drilonematidae, Ungellidae and Mesidionematidae fron New Zealand megascolecid earthworms. N.Z. J. Zool. 23:3281-399.
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Copyright 1999 by Howard Ferris.
Revised: March 12, 2024.