Paraethmolaimus		Contents		Rev: 06/08/2026
		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Paraethmolaimus Menu				Ecosystem Functions and Services
		Distribution		Management
Return to Ethmolaimidae Menu		Feeding		References
		Go to Nemaplex Main Menu		Go to Dictionary of Terminology

Classification:

Chromadorea

  Chromadoria

   Chromadorida

Chromadorina

             Chromadoroidea

                Ethmolaimidae

      Ethmolaiminae

       Paraethmolaimus Jensen, 1994

Type species of the genus: Paraethmolaimus appendixocaudatus Jensen, 1994

    Synonyms:

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Morphology and Anatomy:

• Head rounded with labial region offset.
• Cuticle with transversal rows of punctation; lateral differentiation may appear as large dots
• Pattern of anterior sensilla six + six + four,all anterior sensilla papillose
• Amphideal fovea rounded and spirally coiled in one turn, located at the level of the stoma.
• Pharyngostoma tubular, with sclerotized walls and with three nearly equal teeth anteriorly, or subventral teeth, some smaller than the dorsal tooth.
•  Pharynx around the stoma slightly thickened and offset; terminal thickening or bulb also present.
• Tail conical, usually rounded tip.

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Distribution:

Brackish water and marine habitats

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Feeding:

Food Sources and Feeding strategies for the genus ParaParaethmolaimus

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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:

Tchesunov, A.V. 2014. Order Chromadorida Chitwood, 1933, in A. Schmidt-Rhaesa. Handbook of Zoology, Gastrotricha, Cycloneuralia and Gnathifers, Vol 2. Nematoda. De Gruyter, Berlin. 759p

Copyright © 1999 by Howard Ferris.
Revised: June 08, 2026.