Guitartia

Guitartia	Contents	Rev: 05/12/2025
	Classification	Biology and Ecology
	Morphology and Anatomy	Life Cycle
Return to Guitartia Menu		Ecosystem Functions and Services
	Distribution	Management
Return to Xyalidae Menu	Feeding	References
	Go to Nemaplex Main Menu	Go to Dictionary of Terminology

Classification:

Chromadorea
Chromadoria
Monhysterida: Monhysterina
Sphaerolaimoidea
Xyalidae
Guitartia Armenteros, Vincx & Decraemer, 2010.

Type species of the genus: Guitartia tridentata Armenteros, Vincx & Decraemer, 2010.

Genus name in honor of the late Prof. Dr Dario Guitart of the University of Havana, Cuba, who trained several generations of marine biologists in Cuba.

Synonyms:

Morphology and Anatomy:

Distinguishing features of the genus are:

Body cuticle with fine transverse striation.
Stoma narrow, cylindrical, with three long tooth-like structures appearing bifid at tips.
Pattern of anterior sensilla 6+6+4, first circle probably papilliform but not visible by light microscopy, second and third circles of setiform anterior sensilla separate and of similar length.
Amphidial fovea round, relatively large (more than 50% of corresponding body diameter.
Tail with three caudal glands and long, filiform posterior region.
Terminal setae at tail tip absent.

Females:

Monodelphic, prodelphic, ovary outstretched ovary, located to left of intestine,
Post-vulvar sac present.

Ref: Armenteros et al. 2010

Males:

Monorchic, outstretched testis located to left of intestine.
Gubernaculum with short dorso-caudal apophyses.

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

Distribution:

Free-living marine nematodes. Type species described from muddy bottom sediments at Cienfuegos Bay, Caribbean Sea.

Feeding:

Food Sources and Feeding strategies for the genus Guitartia

Life Cycle:

For Ecophysiological Parameters for this genus, click

Ecosystem Functions and Services:

Armenteros, M., Vincx, M., and Decraemer, W. 2010. Guitartia tridentata n. gen., n. sp. (Monhysterida: Xyalidae) and Macrodontium gaspari n. gen., n. sp. (Chromadorida: Microlaimidae), free-living marine nematodes from the Caribbean Sea. Nematology 12:417-427.

Guitartia

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: May 12, 2025.

Guitartia

Copyright © 1999 by Howard Ferris. Revised: May 12, 2025.

Copyright © 1999 by Howard Ferris.
Revised: May 12, 2025.