Heterodera australis

Heterodera australis	Contents	Rev 07/29/2024
Australian Cereal Cyst Nematode	Classification	Hosts
	Morphology and Anatomy	Life Cycle
Return to Heterodera Menu	Economic Importance	Damage
	Distribution	Management
Return to Heteroderidae Menu	Feeding	References
	Go to Nemaplex Main Menu	Go to Dictionary of Terminology

Classification:

Tylenchida Tylenchina Tylenchoidea Heteroderidae Heteroderinae
Heterodera australis Subbotin, Sturhan, Rumpenhorst & Moens, 2002
A member of the Avenae group of Heterodera spp.

Morphology and Anatomy:

General Characteristics of the Avenae Group of Heterodera

Cysts lemon-shaped
Bifenestrate
Bullae well-developed
Underbridge absent or present
Vulval slit short
J2 incisures 4
Monocotyledonous hosts

(Handoo and Subbotin, 2018; Subbotin et al., 2018)

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

Distribution:

Occurs on cereals in Australia. There is debate regarding whether it is native to Australia or was introduced.

Economic Importance:

A-rated pest in California per California Department of Food and Agriculture.

Feeding:

Feeding site establishment and development typical of genus.

Hosts:

Many hosts in nature are monocotyledons.

For an extensive host range list for this species, click

Management:

For plants reported to have some level of resistance to this species, click

References:

Handoo, Z.A., Subbotin, S.A. 2018. Taxonomy, identification and principal species. Chapter 15 in Perry, R.N. Moens, M., and Jones, J.T.(eds) Cyst Nematodes. CAB International.

Subbotin, S,A., Mundo-Ocampo, M., Baldwin, J.G. 2010. Systematics of Cyst Nematodes (Nematode: Heteroderinae). Nematology Monographs and Perspectives Volume 8B, D.J. Hunt and R.N. Perry (eds) Brill, Leiden, The Netherlands 512p

Subbotin, S.A., Toumi, F., Elekcioglu, I.H., Waeyenbridge, L., Maafi, Z.T. 2018. DNA barcoding, phylogeny and phylogeography of the cyst nematode species of the Avenae group from the genus Heterodera (Tylenchida: Heteroderidae) Nematology 20:671-702.