Meloinema silvicolum

  

Contents

  

Rev 07/27/2023

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

Tylenchida
       Tylenchina
        Tylenchoidea
         Heteroderidae
          Nacobboderinae

           Meloinema silvicolum Kleynhans, 1988

Synonyms:
    

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Morphology and Anatomy:

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Females:

  • Mature body a soft, white spherical posterior region on the outside of a root and vermiform anterior embedded in root.
  • Short conoid tail section protruding from sperical portion.
  • Gonads paired

Juveniles:

  • Lateral field with four lines. 
  • Head continuous with body contour

Ref: Kleynhans, 1988
Males:  
  • Long, vermiform.
  • Body twisted in posterior region
  • Elevated "fleshy" ridges extend from anterior of cloaca to tail tip. (Note that absence of a bursa is considered charcateristic of the genus)
  • Tail broadly rounded

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


Described from white pear (Apodytes dimidiata) in an evergreen forest on the southern Cape coast of South Africa.


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Economic Importance:

 

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Feeding:

Mature female feeds as a semiendoparasite with the swollen posterior part on the outside of the root and the long vermiform anterior embedded deep into root tissue.
      

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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

Eggs deposited in a gelatinous matrix secreted by female.

Mature males were found in the gelatinous matrix in whiche eggs are deposited suggesting the possibility of attraction of males to females and of sexual reprodiction.

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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:

Kleynhans, K.P.N. 1988. Meloinema silvicolum sp. nov.(Nemata: Heteroderidae) from an indigenous forest in the southern Cape. Phytophylactica 20:257-261.

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