Lagenonema

  

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Rev 04/17/2023

  Classification Biology and Ecology
Morphology and Anatomy Life Cycle
Return to Lagenonema Menu Ecosystem Functions and Services
Distribution Management
Return to Thornenematidae Menu Feeding  References
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Classification:

Enoplea
Dorylaimia
       Dorylaimida
Thornenematidae
Thornenematinae

Lagenonema Andrassy, 1987

Type species of genus: Lagenonema caudatum (Jairajpuri, Ahmad & Dhanachand, 1979) Andrassy, 1987

Some species moved from Thornenema based on body shape (Andrassy, 2009)

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Morphology and Anatomy:

  • Body length 0.6-0.9 mm
  • Cuticle smooth to very finely striated
  • Anterior end bottle-shaped with head narrower than adjacent neck region; a distinguishin feature (Lagenos = bottle (Greek)).
  • Amphids small
  • Odontostyle straight, length > 1.5x lip width; aperture small.
  • Lips amalgamated; labial framwewqork well sclerotized.
  • Esophageal expansion starts posterior the middle.
  • Tail either uniformly tapered or first convex-conoid then strongly narrowed.

    Females:
  • Gonad monodelphic opisthodelphic.
  • Anterior uterine sac very small, almost absent.

    Males:
  • Unknown.


    Ref: Andrassy, 2009.
  
Body size range for the species of this genus in the database - Click:
 
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Distribution:

Soil nematodes.

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Feeding:

Classified as omnovores (Yeates et al, 1993).

   
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Biology and Ecology:
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Life Cycle:

For Ecophysiological Parameters for this genus, click 
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Ecosystem Functions and Services:

 

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Management:

 

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References:

Andrassy, I. 2009. Free-living Nematodes of Hungary III.  Hungarian Natural History Museum, Budapest. 608p.

Yeates, G.W., T. Bongers, R. G. M. De Goede, D. W. Freckman, and S. S. Georgieva. 1993. Feeding habits in soil nematode families and genera—An outline for soil ecologists. Journal of Nematology 25:315-331

 

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Copyright © 1999 by Howard Ferris.
Revised: April 17, 2023.