Echidnonema coronorum

Echidnonema coronorum	Contents	Rev 02/20/2024
	Classification	Hosts
	Morphology and Anatomy	Life Cycle
Return to Echidnonema Menu	Economic Importance	Damage
	Distribution	Management
Return to Subuluridae Menu	Feeding	References
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Subuluroidea

Subuluridae

Echidnonematinae

Echidnonema coronorum Smales, Elliot & Chisholm 2021

Type species of the genus

Synonyms:

Morphology and Anatomy:

Robust nematodes
Ccuticle with transverse striations.
Mouth opening simple, hexagonal, encircled by six leaf-like elements separated by six small pointed elements, arising from internal surface of buccal capsule.
Buccal region comples with an anterior cavity circular.followed by a proximal pharygeal portion,.
The posterior part of the buccal comples is formed by lobes of the esophagus that extend anteriorly to form a pharyngeal extension between the true buccal capsule and the esophagus, The proximal lobes of the pharyngeal extension are sclerotized, the radial and chordal lobes erect, distinct, slightly muscular. The chordal lobes are are ornamented with numerous irregular teeth.
Esophageal corpus cylindrical with distinct isthmus, esophageal bulb slightly wider than long;

Females:

Female: tail simple conical,
vulva in mid-region,
eggs thin-shelled, sub-globular

Ref: Smales et al., 2021

Males:

Pre-cloacal sucker elongate, not ornamented;
Spicules fully sclerotized
Gubnernaculum comprised of 3 elements

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

Distribution:

Described from Short-beaked Echidna, Tachyglossus aculeatus, in Australia.

Feeding:

Intestinal parasite of the Short-beaked Echidna Tachyglossus aculeatus,

Life Cycle:

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

Ecosystem Functions and Services:

Smales, L., Elliot, A. and Chisholm, L. 2021. A Survey of the Nematode Parasites of the ShortÃ¢â‚¬â€˜beaked Echidna Tachyglossus aculeatus (Monotremata: Tachyglossidae) from Southwestern Australia with the Description of a New Subfamily, Genus and Species of the Subuluridae Travassos, 1914 (Nematoda: Ascaridida). Acta Parasitologica 66:228-235 https://doi.org/10.1007/s11686-020-00277-0