Spirodesma magdae

Spirodesma magdae	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
Spirodesma magdae Cavalcanti, Da Silva & Da Fonseca-Genevois, 2009

    Synonyms:

Morphology and Anatomy:

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

Reported median body size for this species (Length mm; width micrometers; weight micrograms) - Click:

Distribution:

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

Life Cycle:

Presence of sperm cells in male suggests sexual reproduction.

Ecophysiological Parameters:

For Ecophysiological Parameters for this species, click	If species level data are not available, click for genus level parameters

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.