Ekphymatodera thomasoni

 

Contents

 

Rev 12/17/2024

  Classification Hosts
Morphology and Anatomy Life Cycle
Return to Ekphymatodera Menu Economic Importance Damage
Distribution Management
Return to Heteroderidae Menu Feeding  References
    Go to Nemaplex Main Menu   Go To Dictionary of Terminology 

Classification:

     

Chromadorea
  Chromadoria
   Tylenchina

        Tylenchoidea
         Heteroderidae
          Ataloderinae


           Ekphymatodera thomasoni Baldwin, Bernard & Mundo-Ocampo, 1989
    Synonyms:
      None.

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Morphology and Anatomy:

.

Females: No cyst stage. 

Saccate females have a perineal pattern typical for the family with an unusually large vulva to anus distance (73-140 µm.

Female cuticle with rough texture of minute tubercles and irregular longitudinal striae.

Males:

Length 1mm with slightly twisted body. Short tail, bifid spicules.

Second-stage Juveniles:

Long attenuated hyaline tail terminus. Head slightly offset. Esophageal glands in a large lobe nearly filling body diameter.

 

Baldwin, Bernard & Mundo (1989)



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

 

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Distribution:

Merced River, Yosemite Valley, California.  Crescent City, Del Norte County, California.

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Economic Importance:

 

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Feeding:

 Induces a syncytium. 

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Hosts:

 Juncus effusus L.  var. pacificus

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:

Baldwin, J.G., Bernard, E.C. & Mundo-Ocampo, M. 1989. J. Nematology 21:48-68.

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Copyright © 1999 by Howard Ferris.
Revised: December 17, 2024.