Entomology, Department of


Date of this Version

July 1981


Published in Annals of The Entomological Society of America, Volume 74, Issue 4, July 15, 1981, pp. 412 - 413. © 1981 Entomological Society of America. Used by permission.


Mated females of the sorghum midge, Contarinia sorghicola (Coquillett) (Diptera: Cecidomyiidae), produce exclusively either male or female progenies. Unmated females deposit few eggs and produce no offspring. Production of single-sex progeny was not due to differential larval mortality of one sex.

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