Blandicephalanema serratum 




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
    Go to Nemaplex Main Menu   Go to Dictionary of Terminology




           Blandicephalanema serratum  Mehta & Raski , 1971

The type species of the genus.

Back to Top

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.


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


  • 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:

Back to Top



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

Back to Top

Economic Importance:



Back to Top


Ectoparasite of plant roots.

Back to Top



For an extensive host range list for this species, click


Back to Top

Life Cycle:

Ecophysiological Parameters:

For Ecophysiological Parameters for this species, click If species level data are not available, click for genus level parameters


Back to Top




Back to Top


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

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


Back to Top


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.




Back to Top

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