Spirodesma

Spirodesma	Contents	Rev: 04/07/2023
	Classification	Biology and Ecology
	Morphology and Anatomy	Life Cycle
Return to Spirodesma Menu		Ecosystem Functions and Services
	Distribution	Management
Return to Desmodoridae Menu	Feeding	References
	Go to Nemaplex Main Menu	Go to Dictionary of Terminology

Classification:

Chromadorea
Chromadoria
Desmodorida: Desmodorina
Deamodoroidea
Desmodoridae: Spiriniinae

Synonyms:

Morphology and Anatomy:

Body tapering at extremities.
Body cuticle with strong transverse annulations.
Amphids unispired, with circular amphideal fovea.
Buccal cavity with 3 equally sized teeth.
Pharynx with well-developed spherical and terminal esophageal bulb. .
Tail conico-cylindrical .
three caudal glands ending in a spinnere

Females:

Didelphic, amphidelphic, ovaries reflexed

Males:

Monorchic; testis anteriorly directed on left of intestine
Spicules ventrally curved, capitulum not offset and velum well developed.
Three tubular precloacal supplements

Ref: Cavalcanti et al., 2009

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

Distribution:

Marine nematodes inhabiting deep-sea sediments of the Campos Basin, Brazil.

Life Cycle:

For Ecophysiological Parameters for this genus, click

Ecosystem Functions and Services:

Cavalcanti, M.D.F., Da Silva, M.C., Da Fonseca-Genevois, 2009. Spirodesma magdae nov. gen. nov. sp. (Nematoda: Desmodoridae) from the Brazilian deep sea (Campos Basin, Rio de Janeiro, Brazil). Zootaxa 2096: 109-118.

Spirodesma

Contents

Classification:

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Morphology and Anatomy:

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Distribution:

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Feeding:

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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:

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Copyright © 1999 by Howard Ferris.
Revised: April 07, 2023.

Spirodesma

Copyright © 1999 by Howard Ferris. Revised: April 07, 2023.

Copyright © 1999 by Howard Ferris.
Revised: April 07, 2023.