Dracognomus		Contents		Rev: 04/17/2026
		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Dracognomus Menu				Ecosystem Functions and Services
		Distribution		Management
Return to Draconematidae Menu		Feeding		References
		Go to Nemaplex Main Menu		Go to Dictionary of Terminology

Classification:

Chromadorea

  Chromadoria

   Desmodorida

Desmodorina

             Deamodoroidea

                Draconematidae

     Prochaetosominae

        Dracognomus Allen & Noffsinger, 1978

    Synonyms:
     

Type species:  Dracognomus marioni Allen & Noffsinger, 1978

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Morphology and Anatomy:

• Head capsule present
• Body cuticle smooth
• Cephalic adhesion tubes modified, located on helmet
• Posterior adhesion tubes modified
• Amphid reduced, inverrted u-shape
• Buccal cavity narrow with small dorsal tooth
• Pharynx cylindrical with metacorpus swelling and swollen end bulb with lumen wall moderately thickened.

Ref: Rho et al., 2011

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Distribution:

Free-living marine nematodes

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Feeding:

Food Sources and Feeding strategies for the genus Dracognomus

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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:

Allen MW, Noffsinger EM (1978) A revision of the marine nematodes of the superfamily Draconematoidea Filipjev, 1918 (Nematoda: Draconematina). Univ Calif Publs Zool 109: 1-133

Rho, H.S., Decraemer, W., Sorensen, M.V., Min, W.G., Jung, J. and Kim, W. 2011. Megadraconema cornutum, a new genus and species from
Korea, with a discussion of its classification and relationships within the family Draconematidae (Nematoda, Desmodorida) based on morphological
and molecular characters. Zoological Sci., 28:68-84.

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Copyright © 1999 by Howard Ferris.
Revised: April 17, 2026.