Metacomesoma

Metacomesoma		Contents		Rev: 08/24/2026
		Classification		Biology and Ecology
		Morphology and Anatomy		Life Cycle
Return to Metacomesoma Menu				Ecosystem Functions and Services
		Distribution		Management
Return to Comesomatidae Menu		Feeding		References
		Go to Nemaplex Main Menu		Go to Dictionary of Terminology

Classification:

Chromadorea
Chromadoria
Chromadorida: Comesomatoidea
Comesomatidae: Comesomatinae
Metacomesoma Wieser, 1954

Type species: Metacomesoma cyatholaimoides Wieser, 1954

Synonyms:

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Morphology and Anatomy:

General characteristics:

Cuticle with transverse of punctuations, without lateral differentiation
Outer labial setae as long as cephalic setae and in one circle
Amphideal fovea multispiral, very large
Buccal cavity without tooth

Ref: Huang and Guo, 2022

Females:

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

Males:

Spicules very long, 4-5 cbd long
Gubernaculum without apophyses
Precloacal supplements absent

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Distribution:

Frequent in marine muddy sediments

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Feeding:

Food Sources and Feeding strategies for the genus Metacomesoma

Free-living marine nematodes; probably epistrate feeders

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Biology and Ecology:

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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:

Huang, Y. and Guo, Y. 2022. Free-living Marine Nematodes from the East China Sea. https://doi.org/10.1007/978-981-16-3836-7_5

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Revised by Howard Ferris.
Revised: August 24, 2026.