Pterygorhabditis		Contents		Rev 05/20/2025
		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Pterygorhabditis Menu				Ecosystem Functions and Services
		Distribution		Management
Return to Pterygorhabditidae Menu		Feeding		References
		Go to Nemaplex Main Menu		Go to Dictionary of Terminology

Classification:

Chromadorea
  Rhabditia

    Rhabditida

      Rhabditoidea

        Pterygorhabditidae

        Pterygorhabditis Timm, 1957

  Type species Pterygorhabditis pakistanensis  Timm, 1957

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Morphology and Anatomy:

• Esophagus are rhabditid
• Head asymmetrical with the lips on the right side well developed and sixteen cephalic setae of various sizes asymmetrically arranged.
• Cervical region on right side of body without humps or shields
• Cuticle heavily ornamented with sclerotizcd transverse bars in longitudinal rows which interlock at either end in a diamond pattern, The pattern is found on both sides of the body.
• Body winged on the dorsal and ventral sides.
• A flap of cuticle extendis beyond the female anus.
• The male has a bursa with nine pairs of papillae.
• Spicules long, slender and paired.
• Gubernaculum short.
• Generally a strong esemblance to Bunonema

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Distribution:

P. pakistanensis, the type species of the genus, was recovered from damp rice straw in Bangladesh,

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Feeding:

Food Sources and Feeding strategies for the genus Pterygorhabditis

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Biology and Ecology:

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Life Cycle:

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Ecosystem Functions and Services:

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Management:

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References:

Andrassy, I. 2005. Free-living Nematodes of Hungary, I (Nematoda errantia). Pedozoologica Hungarica 3. Hungarian Natural History Museum, Budapest, Hungary. 518p.

Holovachov, O., Esquivel, A., and Bongers, T. 2003. Free-living nematodes from nature reserves in Costa Rica. 5. Bunonematoidea (Rhabditida). Nematology 5:665-676.

Timm, R.W. 1957. Pterygorhabditis, a remarkable new genus of soil nematodes. Nematologica 2:68-71.

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Copyright © 1999 by Howard Ferris.
Revised: May 20, 2025.