Antarcticonema		Contents		Rev: 10/25/2024
		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Antarcticonema Menu				Ecosystem Functions and Services
		Distribution		Management
Return to Desmoscolecidae Menu		Feeding		References
		Go to Nemaplex Main Menu		Go to Dictionary of Terminology

Classification:

Chromadorea

  Chromadoria

  Desmoscolecida

    Desmoscolecina

Desmoscolecoidea

     Desmoscolecidae

Subfamily: Tricominae

      

       Antarcticonema Timm, 1978

Type species of the genus: Antarcticonema comicapitatum Timm, 1978

    Synonyms:
     

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Morphology and Anatomy:

• Body cuticle with homogeneous annulation, ornamented with transverse rows of hairy spines.
• Arrangement and structure of somatic setae tricomoid.
• Esophagus mainly cylindrical.
• Ocelli as rounded dark-brownish pigment spots, smaller in females than in males

Female:

• Didelphic-amphidelphic ovaries outstretched
• Two spermathecae
• Vulva situated halfway along the body length.

Male:

• Diorchic
• Gubernaculum present

Ref: Decraemer, 1983

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Distribution:

Free-living marine nematodes. Type species described from McMurdo Sound, Antarctica. Other speciers reported from Moc:ambique Channel, near Ile Glorieuses, at 3700m depth.

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Feeding:

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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:

Decraemer, W. 1983. Trivominae (Nematoda-Desamoscolecida) from the northern part of the Mocambique Channel, with five new species ansd one new genus. .Bull. Inst. r. Sci. nat. Belg. 55:5.

Timm, R.W. 1978. 1978. Marine nematodes of the order Desmoscolecida from McMurdo Sound, Antarctica. - Biology of the Antarctic Seas VI. A11tarctic Research Series, 26, 225-236

Copyright © 1999 by Howard Ferris.
Revised: October 25, 2024.