Cactodera evansi

 

Contents

 

Rev 12/10/2019

  Classification Hosts
Morphology and Anatomy Life Cycle

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Economic Importance Damage
Distribution Management

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Feeding  References

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Classification:

    Tylenchida
       Tylenchina
        Tylenchoidea
         Heteroderidae
          Punctoderinae


           Cactodera evansi Cid del Prado Vera & Rowe, 2000

 Synonyms:
     None

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Morphology and Anatomy:

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Female: 

  • Body lemon-shaped to spherical.
  • Cyst stage present
  • Vulval cone small distinct.  circumfenestrate.
  • Egg surface with "microvilli" that may appear as punctations.

     

Cactodera evansi: Vulval cone of female showing circumfenestra. (Photograph by Cid del Prado and Rowe, 2000). 

Male: 

  • Body twisted, slight ventral curve.
  • Lip region offset from body contour by a constriction.
  • Tail short, cloaca near to terminus.

    .  

Cactodera evansi: Male tail region with spicules protruding from cloaca. (Photograph by Cid del Prado and Rowe, 2000).

 

 

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


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Distribution:

Recorded from roots and rhizosphere of carnation at Predio las Parvas, Villa Guerrero. Mexico State, Mexico. 

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Economic Importance:

 

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Feeding:

Nurse cell system: A syncytium.

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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:

Host Plant Resistance, Non-hosts and Crop Rotation alternatives:

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

 

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References:

Cid del Prado Vera.I.. Rowe J.A. 2000. Cactodera evansi sp.n. and Meloidodera astonei sp.n .(Tylenchida: Heteroderidae) from Mexico. International Journal of Nematology. Vol.10:159-168.

 

 

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Copyright © 1999 by Howard Ferris.
Revised: December 10, 2019.