Bathyeurystomina

Bathyeurystomina	Contents	Rev 12/12/2024
	Classification	Hosts
	Morphology and Anatomy	Life Cycle
Return to Bathyeurystomina Menu	Economic Importance	Damage
	Distribution	Management
Return to Enchelidiidae Menu	Feeding	References
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Classification:

Enoplida
Oncholaimoidea
Enchelidiidae

Bathyeurystomina Lambshead & Platt, 1979

Type species of the genus: Bathyeurystomina valeriae Lambshead & Platt, 1979

Synonyms:

Morphology and Anatomy:

Relatively large, slender and anteriorly attenuated.
Ocelli absent.
Cuticle smooth.
Six labial setae. Six longer and four shorter cephalic setae in one circle. Somatic setae short.
Stomatal opening surrounded by complex flaplike lips.
Buccal denticles not organised into definite rows. Large right subventral tooth only.
No esophageal bulbs
Anterior 25% of tail conical, remainder flagellate.
Caudal glands absent.

Ref: Lambshead and Platt, 1979

Female:

Didelphic-amphidelphic
Ovaries opposed, reflexed

Male:

Gubernaculum with a well developed apophysis.
Two cuticularized tubular precloacal supplements surmounted by a distinct cap.
Additional small cuticularized body situated between posterior supplement and cloacal opening

Bathyeurystomina valeriae a: male head; b: female head; c: spicule and gubernaculum; d: anterior precloacal supplement; e: posterior precloacal supplement; f : triangular precloacal body; g: male tail. Scale bars:50 mu
Drawings from Lambshead and Platt, 1979

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

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Distribution:

A genus of free-living marine nematodes collected at a depth of 2875 m with a box-core sampler in the Rockall Trough, a deep-water bathymetric feature to the northwest of Scotland and Ireland, running roughly from southwest to northeast.

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Economic Importance:

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Feeding:

Free-living marine nematodes, probably omnivores.

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Life Cycle:

For Ecophysiological Parameters for this genus, click

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Damage:

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Management:

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References:

Lambshead, P.J.D. and Platt, H.M. 1979. Bathyeurystomina, a new genus of free-living marine nematodes (Enchelidiidae) from the Rockall Trough. Cahiers de Biologie Marine 29:371-380.

Bathyeurystomina

Copyright 1999 by Howard Ferris. Revised: December 12, 2024.

Copyright 1999 by Howard Ferris.
Revised: December 12, 2024.