Afrina spermophaga




Rev 07/21/2022

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          Afrina spermophaga (Steiner, 1937) Van den Berg, 1985
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Morphology and Anatomy:


  • Afrina spermophaga  may have 4 incisures in lateral field (specimens unclear).

  • Basal bulb of esophagus large and irregular shape; slight overlap over intestine

  • Vulva a prominent slit

  • Ovary outstreched or reflexed

  • Male with testis extending alnost to esophagus

  • Bursa from 1.5 body widths anterior to cloaca to tail tip.

Ref: Van den Berg (1985)



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


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Dsecribed from seed galls in inflorescence of Saccharum spontaneum grown in Virginia USA but with seed originating in Russia.

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Economic Importance:

Afrina spermophaga induces seed galls.


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Saccharum spontaneum is type host.

For an extensive host range list for this species, click

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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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Induces seed galls.

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

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


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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.


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Copyright © 1999 by Howard Ferris.
Revised: July 21, 2022.