Megadesmolaimus

Megadesmolaimus	Contents	Rev: 08/25/2026
	Classification	Biology and Ecology
	Morphology and Anatomy	Life Cycle
Return to Megadesmolaimus Menu		Ecosystem Functions and Services
	Distribution	Management
Return to Linhomoeidae Menu	Feeding	References
	Go to Nemaplex Main Menu	Go to Dictionary of Terminology

Classification:

Chromadorea
Chromadoria
Monhysterida: Monhysterina
Sphaerolaimoidea
Linhomoeidae
Megadesmolaimus Wieser, 1954

Type species of the genus: Megadesmolaimus incisus Wieser, 1954

Synonyms:

Morphology and Anatomy:

Cuticle finely striated.
Inner labial sensilla setiform. Outer labial and cephalic setae in two separated crowns; cephalic setae longer than outer labial.
Amphids circular.
Buccal cavity cup-shaped with sclerotized walls and a cuticularized ring dividing the buccal cavity into two portions. Posterior portion surrounded by pharyngeal muscles.
Pharynx enlarged at the posterior end.
Tail conical or conico-cylindrical.

Females:

Ref: Fonseca and Bezerra, 2014

Males:

Spicules curved, cephalated.
Gubernaculum apophyses oriented caudally.

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

Distribution:

Free-living marine nematodes. Often in muddy sediment in intertidal regions.

Feeding:

Food Sources and Feeding strategies for the genus Megadesmolaimus

Life Cycle:

For Ecophysiological Parameters for this genus, click

Ecosystem Functions and Services:

References:

Fonseca, G. and Bezerra, T.N. 2014. 7.14 Order Monhysterida Filipjev, 1929. Handbook of Zoology. Gastrotricha, Cycloneuralia and Gnathifera: Nematoda, 2, pp.433-465.

Wieser, W. 1954. Untersuchungen Ã¼ber die algenbewohnende Mikrofauna mariner HartbÃ¶den. III. Zur Systematik der freilebenden Nematoden des Mittelmeeres. Mit einer Ã¶kologischen Untersuchung Ã¼ber die Beziehung zwischen Nematodenbesiedlung und Sedimentreichtum des Habitats. Hydrobiologia 6:144-217.