Wiesoncholaimus jambio

Wiesoncholaimus jambio	Contents	Rev: 07/24/2024
	Classification	Hosts
	Morphology and Anatomy	Life Cycle
Return to Wiesoncholaimus Menu	Economic Importance	Damage
	Distribution	Management
Return to Oncholaimidae Menu	Feeding	References
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Classification:

Enoplida
Oncholaimoidea
Oncholaimidae: Oncholaiminae

Wiesoncholaimus jambio Shimada & Kakui, 2022

Synonyms:

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Morphology and Anatomy:

Cuticle smooth, without striation. Somatic setae sparse, mainly present in cervical and caudal regions.
Head rounded, constricted at level of amphids; six lips with six inner labial papillae, six outer labial and four cephalic setae
Amphids with slit-like aperture and cup-shaped fovea
Buccal cavity barrel-shaped with sclerotized walls; three teeth well-developed, almost equal in size and shape.
Pharynx gradually widened toward posterior end, 0.1 x body length. Cardia surrounded by intestine.
Nerve ring located at mid-pharynx.
Pore of secretory-excretory system located at 1.5-1.7 buccal cavity lengths from anterior end.
Tail conico-cylindrical, conical in anterior fifth, 4.6-4.8 cloacal body diameters, slightly widened at end, with spinneret and pair of terminal setae.
(4â€“6 Î¼m). Tail width at posterior end of concal portion 0.3 cloacal body diameters, at narrowest point of cylindrical portion 0.15 cloacal bo

	Females: Monodelphic prodelphic. Telogonic ovary antidromously reflexed, situated on left side of intestine Vulva at 75% of body length, Demanian system present, situated on right side of intestine. Ductus uterinus connected to dorsal side of uterus anterior to vulva.

Males: Diorchic. Two telogonic testes opposed and outstretched, both situated on right side of intestine, One pair of ventromedian papillae just anterior to cloacal opening. Circumcloacal setae arranged in single circle, 13â€“14 pairs in total: Row of subdorsal setae located in conical portion. Four or five setae present on both sides of cylindrical portion. Spicules slender, 3.4-3.6 x CBD Gubernaculum absent. Ref: Shimada and Kakui, 2022 Reported median body size for this species (Length mm; width micrometers; weight micrograms) - Click:

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Distribution:

Free-living marine nematodes described from samples taken by dredge off the coast of Jogashima, Miura, Kanagawa Prefecture, Japan, in Sagami Bay in the North Pacific Ocean.

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Economic Importance:

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Feeding:

Probably epistrate feeders.

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Life Cycle:

Ecophysiological Parameters:

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

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Damage:

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Management:

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References:

Inglis W.G. 1966. Marine nematodes from Durban, South Africa. Bull Br Mus Nat Hist Zool 14: 81-106.

Shimada, D. and Kakui, K. 2022. Three Free-living Marine Nematodes From Sagami Bay, Japan, With a Description of Wiesoncholaimus jambio sp. nov. (Nematoda: Oncholaimidae). Zool. Science 39:106-114.

Wiesoncholaimus jambio

Probably epistrate feeders.

Copyright Ã‚Â© 1999 by Howard Ferris. Revised: July 24, 2024.

Copyright Ã‚Â© 1999 by Howard Ferris.
Revised: July 24, 2024.