Anatomy and Morphology

 

 

Contents

Rev. 11/27/17
Return to Phylum Nematoda Menu Cuticle Reproductive System
Return to General Nematology Menu Hypodermis/Epidermis Sensory System
  Muscle Layers Excretory System
Go to Nemaplex Main Menu Digestive System References
  Dictionary of Terminology  

Excretory System

Simple tubular system - in one or both lateral hypodermal ,  embedded between the three cell bodies in hypodermal chord; or an individual cellular system.
A.  Superfamily Oxyuroidea, Order Ascaridida
 
B.  Superfamily Rhabditoidea, Order Rhabditida
 
C.  Superfamily Cephaloboidea, Order Rhabditida
 
D.  Family Anisakidae, Order Ascaridida
 
E.  Subclass Diplogastria
 
F.  Superfamily Tylenchoidea, Order Tylenchida

(Modified by Maggenti (1981) from Waddell and Chitwood)

 

Excretory canal opens at excretory pore (external opening of tubular excretory systems) is usually visible due to cuticular lining - ventral in mid- to posterior esophageal region; position is diagnostic.

 

Individual excretory cells systems.
AChromadora sp., Subclass Chromadoria, Order Chromadorida
 
BPhanodermopsis sp., Subclass Enoplia, Order Enoplida
 
C Plectus sp., Subclass Chromadoria, Order Araeolaimida
 
DAnonchus sp., Subclass Chromadoria, Order Araeolaimida

(Modified by Maggenti (1981) from Chitwood and Maggenti)

 

 
Back to Top

Return to Phylum Nematoda Menu