Gracilacus elegans

 

Contents

 

Rev 12/17/2024

pin nematodes  Classification Hosts
Morphology and Anatomy Life Cycle

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

Chromadorea
       Rhabditida
       Tylenchina
Tylenchuloidea
Paratylenchidae
          Paratylenchinae

 

           Gracilacus elegans  Raski, 1962

    Synonyms:
    Paratylenchus elegans

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Morphology and Anatomy:

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Female:  Small, 0.31 mm, slender, vermiform with elongate, tapering tail.

Stylet long (114 �m),  flexible.

Two lines in lateral field

 

Juvenile: Stylet present, esophagus well developed.

Male:

[Ref: Raski, 1962)

 

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


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Distribution:

Florida

Described from magnolia roots, marshy lake shore, Winter Haven, Florida.

 


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Economic Importance:

 
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Feeding:

 


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Hosts:

Magnolia

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:

Raski, D.J. 1962.  Paratylenchidae n.fam. with description of five new species of Gracilacus n.g. and an emendation of Cacopaurus Thorne, 1943, Paratylenchus Micoletzky, 1922 and Criconematidae Thorne, 1943.  Proc. Helminthol. Soc. Washington 29:189-207.

Raski, D.J. 1976. Revision of the Genus Paratylenchus Micoletzky, 1922 and Descriptions of New Species. Part III of Three parts--Gracilacus. J. Nematology 8:97-115.
 

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