Triumphalisnema

Triumphalisnema	Contents	Rev 10/15/2026
	Classification	Biology and Ecology
	Morphology and Anatomy	Life Cycle
Return to Triumphalisnema Menu		Ecosystem Functions and Services
	Distribution	Management
Return to Hystrignathidae Menu	Feeding	References
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Spirurina

Thelastomatoidea

Hystrignathidae

Triumphalisnema Kloss, 1962

Type species of the genus: Triumphalisnema lenkoi Kloss, 1962

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Morphology and Anatomy:

Female:

Cervical cuticle without spines
Broad lateral alae present beginning posterior to base of esophagus and ending in anal region
Cephalic extremity simple
Eesophageal corpus short, clavate, isthmus ill-defined and bulb without valves.
Vulva near midbody, vagina anteriorly directed.
Didelphic-amphidelphic. Eggs large, markedly elongate
Tail short and conical

Ref: Adamson and Van Waerebeke, 1992, Kloss, 1962

Males:

Unknown

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

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Distribution:

Species described from passalid beetles in South America and New Guinea.

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Feeding:

Food Sources and Feeding strategies for the genus Triumphalisnema

Intestinal parasites of passalid beetles (Coleoptera: Passalidae).

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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:

Adamson, M.L. and Van Waerebeke, D. 1992. Revision of the Thelastomatoidea, Oxyurida of invertebrate hosts III . Hystrignathidae. Systematic Parasitology 22:111-130

Kloss, G.R. 1962. Alguns parasitos do intestino de Coleopt ros da familia Passalidae . Papeis Avulsos do Departamento de Zoologia, Sao Paulo, 15: 163-171 .