Lavareda

  

Contents

  

Rev: 02/24/2025

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

Chromadorea
  Chromadoria
       Plectida
Camacolaimoidea
Rhadinematidae
Lavareda Fonseca-Genevois, Smol & Bezerra, 2011
 
      Type species L. decraemerae Fonseca-Genevois, Smol & Bezerra, 2011

    Synonyms:
     

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Morphology and Anatomy:

 
  •  Body long, cylindrical, slender.
  • Cuticle transversely striated, lateral alae absent.
  • Lips low, inner and outer labial papilla indistinct.
  • Cheilostom hexaradiate with a cuticularised ring and six anteriorly directed projections. Gymnostom and stegostom absent or stegostom funnel-shaped to tubiform.
  • Amphid fovea large, unispiral with wide groove, located one to two head diam. from anterior end.
  • Cervical and somatic setae present or absent.
  • Pharynx cylindrical with posterior oval bulb, muscular. Cardia embedded in intestine.



    Females:     not found

  
 

Males:  

  • Reproductive system diorchic or monorchic, testes directed anteriorly.
  • Spicules relatively short, strongly curved, manubrium enlarged, gubernaculum with apophysis.
  • Many midventral precloacal tubular supplements and one precloacal setiform sensillum.
Body size range for the species of this genus in the database - Click:
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Distribution:

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Feeding:

 
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Biology and Ecology:

Marine and estuarine nematodes

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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:

Fonseca-Genevois. V. da., Smol, N., Bezerra, T.N. 2011. Free-living nematodes from a colonisation experiment in the upwelling area of Arraial do Cabo, Rio de Janeiro, Brazil: Lavareda decraemerae gen. n., sp. n. and emended diagnosis of Cricolaimus Southern, 1914 (Plectida: Rhadinematidae). Nematology 13:761-772.

Copyright © 1999 by Howard Ferris.
Revised: February 24, 2025.