Antarctylus  

 

Contents

 

Rev 08/03/2020

  Classification Hosts
Morphology and Anatomy Life Cycle

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Economic Importance Damage
Distribution Management
Return to Hoplolaimidae Menu Feeding  References
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Classification:

   Tylenchina
    Tylenchoidea
       Hoplolaimidae
            Hoplolaiminae    

           Antarctylus Sher, 1973

Synonyms:

     None.

 

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Morphology and Anatomy:

.

  • Female:

    Body vermiform, spiral to C-shaped.  
  • Labial region rounded, continuous, annulated; anterior lip annule not divided into sectors (SEM).  
  • Lateral field with four lines.  
  • Phasmids small, near anus.
  • Caudalids not described.  
  • Tail rather long (2 to 3 body diameters long), conoid, pointed.  
  • Stylet and cephalic framework average sized.  
  • Dorsal esophageal gland opening about 10 µm from stylet base in the only species known in this genus.  
  • Median bulb oval/rounded with average-sized valve.  
  • Glands overlapping the intestine; the dorsal gland and one subventral gland overlap dorsally, the second subventral gland overlaps ventrally for a short distance.  Both subventral glands are shorter than the dorsal one. 
  • Esophago-intestinal junction a small triangular structure.  

  • Two equally developed genital branches.  One or two epiptygma present, inconspicuous.  Vulval flap not described.    
  •     

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Male:

  • Slight secondary sexual dimorphism seen in smaller, anterior end.
  • Tail with long hyaline end.  
  • Caudal alae described as enveloping tail end, but appear to stop just short of tail tip in original figure.  
  • Gubernaculum not described.

[Ref: Fortuner,  (1987).]

Body size range for the species of this genus in the database - Click:
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Distribution:

 

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Economic Importance:

 

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Feeding:

 

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Hosts:

 
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:

Ref: Fortuner, Rev. Nematol. 10(2):219-232 (1987).

 

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Copyright � 1999 by Howard Ferris.
Revised: August 03, 2020.