Blandicephalanema serratum 

 

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Rev 02/01/2021

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

      Tylenchida
       Tylenchina
        Criconematoidea
         Criconematidae
          Blandicephalanematinae

           Blandicephalanema serratum  Mehta & Raski , 1971

The type species of the genus.

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Morphology and Anatomy:

  • Each body annulus with unusual ornamentation consisting of 8 large posteriorly-directed scales, equidistant apart with a weakly marked fringe between them. The scales have long spines and fine serarations on the margins. The number of scales on each annulus decreasing to 4 posterior to the vulva.
  • Head dome-shaped, offset from body contour.
  • Tail tapered to a conoid terminus.

Female:\

  • Monodelphic, prodelphic with ovary outsretched to the base of the esophagus.
  • Spermatheca tound.
  • Vuilval lips rounded, equal size.

Male:

  • Thick cuticle with rounded striations, not ornamented like female.
  • Stylet weak or lacking.Lateral field with 3 incisures.
  • Long spicules, rod-shaped gubernaculum.
  • Well-developed adcloacal bursa.

Reg: Geraert (2010).

 

  
 

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

California 

Described from New Zealand and also reported from Japan (Geraert, 2010).

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Economic Importance:

 

 

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Feeding:

Ectoparasite of plant roots.

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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:

Geraert, E. 2010. The Criconematidae of the World: Identification of the Family Criconematidae. Academia Press, Gent. 615p.

Mehta, U.K. and Raski, D.J. 1971. Revision of the genus Criconema Hoffmanner & Menzel, 1914 and other related genera (Criconematidae: Nermatodsa). Indian J. Nematology1:147-198.

 

 

 

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Copyright 1999 by Howard Ferris.
Revised: February 01, 2021 .