Afrina tumefaciens

Afrina tumefaciens	Contents	Rev 07/21/2022
	Classification	Hosts
	Morphology and Anatomy	Life Cycle
Return to Afrina Menu	Economic Importance	Damage
	Distribution	Management
Return to Anguinidae Menu	Feeding	References
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Classification:

Tylenchida Tylenchina Tylenchoidea
Anguinidae
Afrina tumefaciens (Cobb, 1932) Brzeski, 1981

Bradley Grass Nematode
Synonyms:

Morphology and Anatomy:

Afrina tumefaciens

Body coiled when heat-killed
Basal bulb of esophagus large and irregular shape; slight overlap over intestine
Ovary eflexed
Male with testis extending almost to esophagus
Bursa from 1 body width anterior to cloaca , ending before tail tip.
Tail tip with a small projection

Ref: Van den Berg (1985)

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

Distribution:

Dsecribed from seed galls in lawn grasses in South Africa, especially Bradley grass (Cynodon transvaalensis)

Economic Importance:

Afrina tumefaciens small ovoid galls on stems, leaves and rarely in flower heads (Barrantes-Infante et al., 2018)

Hosts:

Grasses

For an extensive host range list for this species, click

Life Cycle:

Galls contain as many as 9 adults and numerous eggs and juveniles (Van den Berg, 1985).

Ecophysiological Parameters:

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

Damage:

Afrina tumefaciens small ovoid galls on stems, leaves and rarely in flower heads of lawn grasses (Barrantes-Infante et al., 2018)

Management:

Host Plant Resistance, Non-hosts and Crop Rotation alternatives:

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

Barrantes-Infante, B.L.,Schroeder, B.K., Subbotin, S.A. and Murray, T.D. 2018. Afrina sporoboliae sp. n. (Nematoda: Anguinidae) Associated with Sporobolus cryptandrus from Idaho, United States: Phylogenetic Relationships and Population Structure. Phytopathology 108:768-779.

Brzeski, M. W. 1981. The genera of Anguinidae (Nematoda, Tylenchida). Rev. Nematol. 4:23-34.

Van den Berg, E. 1985. Notes on the genus Afrina (Brzeski, 1981) Anguinidae: Nematoda) with description of new and known species. Phytophylactica 17:69-79.