Meloidodera   

 

Contents

 

Rev 08/16/2012

Cystoid nematode Classification Hosts
Morphology and Anatomy Life Cycle

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Economic Importance Damage
Distribution Management
Return to Heteroderidae Menu Feeding  References
         

Classification:

Tylenchida
   Tylenchina
       Tylenchoidea
        Heteroderidae
         Heteroderinae
           Meloidodera (Chitwood, Hannon & Esser, 1956)

    Synonyms:

      None.
  
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Morphology and Anatomy:

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Female: No cyst stage.  Body globose with short neck.  

Cuticle of medium thickness, whole body annulated, with modified pattern at anal-vulval region.  D-layer absent.  Subcrystalline layer present.  

Vulva median; vulval lips not protruding.

Eggs either deposited or retained in body.  

      

 
Male: Body twisted, short (under 0.6 mm).  

Lateral field with four lines.

Spicules short (under 30 µm), slightly curved, obliquely directed.

Tail short, hemispherical.  

No cloacal tubus.  

Phasmids punctiform, subterminal.  

No male metamorphosis within second-stage cuticle.

Second-stage juveniles:

Lateral field with four lines. 

Esophageal glands filling body cavity.  

Tail conical, of medium length, with half-length, hyaline, terminal part.  

Phasmids with or without lens-like structure. 
      
[Ref: Luc, Maggenti & Fortuner,  (1988).]

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Distribution:

 
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Economic Importance:

 

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Feeding:

Nurse cell system: A single, giant cell with a single, giant nucleus in the vascular tissues.

 

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Hosts:

 

For an extensive list of host plant species and their susceptibility to this genus, copy the genus name

Meloidodera

select Nemabase Genus Search and paste the name in the Genus box

 
   
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Life Cycle:

Adult female body exposed on root surface.

 

 

 

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Damage:

 

 

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Management:

 

 

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References:

[Ref: Luc, Maggenti & Fortuner, Rev. Nematol. 11(2):159-176 (1988).]

 

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Copyright © 1999 by Howard Ferris.
Revised: August 16, 2012.