Amphimonhystera

 

Contents

 

Rev: 12/16/2022

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

Chromadorea
  Chromadoria
   Monhysterida
Monhysterina
Sphaerolaimoidea
                 Xyalidae
       Amphimonhystera Allgen, 1929

Type species: Amphimonhystera anchma Southern, 1914

    Synonyms:
     

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Morphology and Anatomy:

 

Females:

  •  Monodelphic-prodelphic. Anterior portion of the ovary on left of the intestine while the ovary tends to be bent ventrally and posterior portion situated to the right side of the intestine.

  
    Ref: Tchesunov, and Mokievsky, 2005;


 

Males:  

  • Reproductive system diorchic.
  • Anterior testis straight, to the left of the intestine; posterior testis reflexed, to the right of the intestine.
  • Spicules small, strongly bent, proximally cephalated and distally acute.
  • Gubernaculum absent or small and parallel to distal part of spicules.

Body size range for the species of this genus in the database - Click:
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Distribution:

Free-living marine nematodes. Species have been described from shallow-water sediment in the White Sea of Russia and from deep sea arctic locations.

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Feeding:

 
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Biology and Ecology:

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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:

Allgen, C.A. 1929. Freilebende marine Nematoden aus der Umgebung der staatlichen zoologischen Station Kristineberg an der Westküste Schwedens. Capita Zoologica (sGravenhage), 2(8), 1–52

Tchesunov, A. and Mokievsky, V.O. 2005. A review of the genus Amphimonhystera Allgen, 1929 (Monhysterida: Xyalidae, Marine Freeliving Nematodes) with description of three new species. Zootaxa 1052:1-20.

 

 

 

Copyright © 1999 by Howard Ferris.
Revised: December 16, 2022.