Pterygonema		Contents		Rev: 10/29/2024
		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Pterygonema Menu				Ecosystem Functions and Services
		Distribution		Management
Return to Ceramonematidae Menu		Feeding		References
		Go to Nemaplex Main Menu		Go to Dictionary of Terminology

Classification:

Chromadorea

  Chromadoria

       Plectida

Ceramonematoidea

            Ceramonematidae

   Pterygonematinae

       Pterygonema Gerlach, 1954

Type species of the genus: Pterygonema alatum Gerlach, 1954

 

   Synonyms:

           

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Morphology and Anatomy:

•  Body cuticle consists of many (250-350) narrow, equal-sized annules.
• Zygapophyses not developed.
• Labial region not offset from cephalic capsule.
• Amphid loop-shaped, elongate.  Often a cuticular thickening present between amphid branches.
• Gubernaculum with dorso-caudal apophysis.

Ref: Tchesunov and Miljutina (2002)

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Distribution:

Marine nematodes usually found in coarse sand in shallow seas.

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Feeding:

Probably epistrate feeders

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Biology and Ecology:

Free-living marine nematodes.

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Life Cycle:

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Ecosystem Functions and Services:

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Management:

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References:

Filipjev, I.N. 1922. Encore sur Jes Nematodes de la Mer Noire. Trudy stavropol. selskokhoz. Inst., 1: 83-184.

Haspeslagh, G. 1973. Superfamilie des Ceramonematoidea (Cobb, 1933)(Nematoda) evolution et systematique. Ann. Soc. Roy. Zool. Belg. 102:235-251

Tchesunov, A.V. and Miljutina, M.A. 2002. A review of the family Ceramonematidae (marine free-living nematodes), with descriptions of nine species from the White Sea. Zoosyst. Rossica 11:3-39.

Copyright © 1999 by Howard Ferris.
Revised: October 29, 2024.