Stouthamer, R. and Luck, R.F. (1991) Transition from bisexual to unisexual cultures in Encarsia perniciosi
(Hymenoptera: Aphelinidae): new data and a reinterpretation. Annals of the Entomological Society of
America84, 150–157.
Stouthamer, R. and Luck, R.F. (1993) Influence of microbe-associated parthenogenesis on the fecundity of
Trichogramma deionand T. pretiosum. Entomologia Experimentalis et Applicata67, 183–192.
Stouthamer, R., Luck, R.F. and Hamilton, W.D. (1990a) Antibiotics cause parthenogenetic Trichogrammato
revert to sex. Proceedings of the National Academy of Sciences of the USA87, 2424–2427.
Stouthamer, R., Pinto, J.D., Platner, G.R. and Luck, R.F. (1990b) Taxonomic status of thelytokous forms of
Trichogramma(Hymenoptera: Trichogrammatidae). Annals of the Entomological Society of America83,
475–481.
Stouthamer, R., Breeuwer, J.A.J., Luck, R.F. and Werren, J.H. (1993) Molecular identification of microor-
ganisms associated with parthenogenesis. Nature361, 66–68.
Stouthamer, R., Luko, S. and Mak, F. (1994) Influence of parthenogenesis Wolbachiaon host fitness.
Norwegian Journal of Agricultural Sciences Supplement16, 117–122.
Stouthamer, R., Van Tilborg, M., de Jong, J.H., Nunney, L. and Luck, R.F. (2001) Selfish element maintains
sex in natural populations of a parasitoid wasp. Proceedings of the Royal Society London B268, 617–622.
Sumaroka, A.F. (1967) Factors affecting the sex ratio of Aphytis proclia, external parasite on the San Jose
scale. Entomological Review46, 179–185.
Takagi, M. (1988) Natural enemies of thrips. In: Umeya, I., Kudo, I. and Miyazaki, M. (eds) Pest Thrips in
Japan. Zenkoku Noson Kyoiku Kyokai Publishers, Tokyo, Japan.
Tardieux, I. and Rabasse, J.M. (1988) Induction of a thelytokous reproduction in the Aphidius colemani
(Hym., Aphidiidae) complex. Journal of Applied Entomology106, 58–61.
Teitelbaum, S.S. and Black, L.M. (1957) The effect of phytophagous species of Tetrastichus, new to the
United States, on sweet clover infected with wound-tumor virus. Phytopathology44, 548–550.
Timberlake, P.H. (1919) Observations on the sources of Hawaiian Encyrtidae. Hawaiian Entomological
Society Proceedings4, 183–196.
Timberlake, P.H. and Clausen, C.P. (1924) The parasites of Pseudococcus maritimus(Ehrhorn) in California.
University of California Publications Technical Bulletin Entomology3, 223–292.
Titayavan, M. and Davis, D.W. (1988) Studies of a uniparental form of Aphytis vandenboschi, a parasite of
the San Jose scale in northern Utah. Great Basin Naturalist48, 388–393.
Vance, A.M. (1931) Apanteles thompsoni Lyle, a Braconid Parasite of the European Corn Borer. Technical
Bulletin 233, United States Department of Agriculture, Washington, DC, 28 pp.
van der Goot, P. (1915) Over boorderparasieten en boorderbestrijding. Archief voor de suikerindustrie in
Nederlandsch-Indie1915, 407–460.
van Lenteren, J.C., Drost, Y.C., van Roermond, H.J.W. and Postuma-Doodeman, C.J.A.M. (1997)
Aphelinid parasitoids as sustainable biological control agents in greenhouses. Journal of Applied
Entomology121, 473–485.
van Meer, M.M.M. (1999) Phylogeny and Host–Symbiont Interactions of Thelytoky InducingWolbachia in
Hymenoptera. Department of Plant Sciences, Laboratory of Entomology, Wageningen University,
Wageningen, 118 pp.
van Meer, M.M.M., van Kan, F., Breeuwer, J.A.J. and Stouthamer, R. (1995) Identification of symbionts
associated with parthenogenesis in Encarsia formosa(Hymenoptera: Aphelinidae) and Diplolepis
rosae(Hymenoptera: Cynipidae). Proceedings of the Section Experimental and Applied Entomology of the
Netherlands Entomological Society6, 81–86.
Vet, L.E.M. and van Lenteren, J.C. (1981) The parasite–host relationship between Encarsia formosaGah.
(Hymenoptera: Aphelinidae) and Trialeurodes vaporariorum(Westw.) (Homoptera: Aleyrodidae). X. A
comparison of three Encarsiaspp. and one Eretmocerussp. to estimate their potentialities in control-
ling whitefly on tomatoes in greenhouses with a low temperature regime. Zeitschrift für Angewandte
Entomologie91, 327–348.
Viggiani, G. (1972) Richerche sugli Hymenoptera Chalcidoidea. XL. Observazioni morfo-bioloche sull’Azotus
pulcherrimusMerc. Bollettino del Laboratorio di Entomologia Agraria ‘Filippo Silvestri’ Portici30, 300–311.
Viggiani, G. (1991) Redescription of Amitus fuscipennisMacg. and Neb. (Hymenoptera: Platygastridae),
exotic parasitoid of Trialeurodes vaporariorum(Westw.), with preliminary notes on its introduction
into Italy. Redia74, 177–184.
Viggiani, G. and Evans, G.A. (1992) Descriptions of three new species of Amitus Haldeman
(Hymenoptera, Platygasteridae), parasitoids of known whiteflies from the New World. Bollettino del
Laboratorio di Entomologia Agraria ‘Filippo Silvestri’49, 189–194.
112 R. Stouthamer