Echinodesmodora

Echinodesmodora	Contents	Rev: 07/27/2026
	Classification	Biology and Ecology
	Morphology and Anatomy	Life Cycle
Return to Echinodesmodora Menu		Ecosystem Functions and Services
	Distribution	Management
Return to Desmodoridae Menu	Feeding	References
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Classification:

Chromadorea
Chromadoria
Desmodorida: Desmodorina
Desmodoroidea
Desmodoridae
Desmodorinae

Echinodesmodora Blume, 1982

Type species of the genus: Echinodesmodora axi Blume, 1982

Synonyms:

Morphology and Anatomy:

General characteristics of the genus (based on descriprtion of E. moensi)

Body ornamented with distinct broadly-spaced annuli (each up to 1 um wide)
Ventral ala in posterior hald of body
Somatic setae of different lengths (4 - 24 um) in eight longitudinal rows in the pharyngeal region and six lrows along the remaider of body
Amphid vovea within annulated head region
Four cephalic setae near mid-level of amphids.
Amohids unispiral to multispiral
Small stoma with very small dorsal tooth and one or two minute subventral teeth
Pharynx slender with pyriform terminal bulb and cuticularized lumen; slender cardia
Tail elongate conical

Females:

Didelphic-amphidelphic, ovaries reflexed
Vulva slit-like, vagina vera cuticularized.

Males:

Monorchic
Spicules arcuate..

Ref: Verschelde and Vinck, 1996

Echinodemodora moensi A. Male head region; B. Pharyngeai region; C. Male full body; D .Male tail region: . - E. J3 pharyngeal region: F: J3 full body; G. J3 tail; H: 3: head
Drawings from Verschelde and Vinck, 1996:

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

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Distribution:

Marine nematodes, often in coarse sand in tidal zone

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Feeding:

Food Sources and Feeding strategies for the genus Echinodesmodora

Probably epistrate feeders

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Biology and Ecology:

Marine nematodes, free-lving.

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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:

Verschelde, D. and Vincx, M. 1996. Four new species of the family Desmodoridae (Nematoda, Desmodoroidea) from Kenya. Zoologica Scripta 25, 1-20. DOI: 10.1111/j.1463- 6409.1996.tb00148.x

Echinodesmodora

Copyright © 1999 by Howard Ferris. Revised: July 27, 2026.

Copyright © 1999 by Howard Ferris.
Revised: July 27, 2026.