Cyathoshiva amaleshi

Cyathoshiva amaleshi	Contents	Rev: 07/11/2024
	Classification	Biology and Ecology
	Morphology and Anatomy	Life Cycle
Return to Cyathoshiva Menu		Ecosystem Functions and Services
	Distribution	Management
Return to Cyatholaimidae Menu	Feeding	References
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Classification:

Chromadorea
Chromadoria
Chromadorida: Chromadorina
Chromadoroidea
Cyatholaimidae: Cyatholaiminae
Cyathoshiva amaleshi Datta, Miljutin, Chakraborty & Mohapatra, 2016
Type species of genus.

    Synonyms:

Morphology and Anatomy:

Body cylindrical with truncated anterior end and conical tail.
Cuticle transversely punctated. Lateral differentiation in form of slightly enlarged dots.
Large cuticular pores arranged in longitudinal rows.
Outer labial sensilla and cephalic sensilla arranged in one circle.
Amphideal fovea multispiral.
Cheilostome cup-shaped, surrounded by twelve rugae (cuticular folds); pharyngostome with one large pointed dorsal tooth and smaller subventral teeth.
Pharynx muscular, without posterior bulb.

Cyatholaimus amaleshi: a: anterior features; b: puntations and lateral pores; c: cup-shaped oral opening with rugae, buccal structures, amphid, cuticular punctations.
Drawings from Datta et al., 2016

Males:

Diorchic; anterior testis outstretched, posterior testis reflexed, on right and left of intestine, respectively.
Spicules arcuate.
Gubernaculum proximally fused, distally paired, with serrations at dilated distal end.
Precloacal supplements present.

Females:

Didelphic, amphidelphic, ovaries reflexed. Anterior ovary lying right to intestine; posterior ovaryyo left.

Ref: Datta et al., 2016

Reported median body size for this species (Length mm; width micrometers; weight micrograms) - Click:

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Distribution:

Type species, C. amaleshi, reported from Bay of Bengal, coast of northeast India.

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Feeding:

Probably epistrate feeders

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Biology and Ecology:

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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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Ecosystem Functions and Services:

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Management:

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References:

Datta, T.K., Miljutin, D.M., Chakraborty, S.M. Mohapatra, A. 2016. Cyathoshiva amaleshi gen. n. sp. n. (Nematoda: Cyatholaimidae) from the coast of India. Zootaxa 4126:577-586.

Wieser, W. 1953. Die Beziehungzwischen Mundhhlengestalt, Emhrungsweise und Vorkommenbeimarinen Nematoden. Arkive Zoologie, 4: 439-484.

Cyathoshiva amaleshi

Copyright 1999 by Howard Ferris. Revised: July 11, 2024.

Copyright 1999 by Howard Ferris.
Revised: July 11, 2024.