1. Barr A. R. 1982 Symbiont control of reproduction in Culex pipiens. In Recent developments in the genetics of insect disease vectors (ed. W. W. M. Steiner W. J. Tabachnick K. S. Rai & S. Narang) pp. 153-158. Champaign Illinois:
2. subspecies P. d. petiti is thus responsible for its partial
3. Stipes Publishing.
4. reproductive isolation with the other subspecies P. d.
5. dilatatus. Both the nature of the causative agent and the