Barton, N.H. and Charlesworth, B. (1984) Genetic revolutions, founder effects, and speciation.Ann. Rev. Ecol. Syst.
Barton, N.H., Jones, J.S. and Mallet, J. (1988) No barriers to speciation.Nature 336 13–14.
Bush, G.L. (1969) Sympatric host race formation and speciation in frugivorous flies of the genusRhagoletis.Evolution
Bush, G.L. (1975) Sympatric speciation in phytophagous parasitic insects. InEvolutionary strategies of parasitic insects (P.W. Price, ed.), pp. 187–206. Plenum, London.
Bush, G.L. (1982) What do we really know about speciation? InPerspectives on evolution (R. Milkman, ed.), pp. 119–28. Sinauer Associates, Sunderland, MA.
Bush, G.L. (1992) A reaffirmation of Santa Rosalia, or why are there so many kinds of small animals. InEvolutionary patterns and processes (D. Edwards and D.R. Lees, eds), pp. 229–49. Academic Press, New York.
Bush, G.L. and Howard, D.J. (1986) Allopatric and non-allopatric speciation; assumptions and evidence. InEvolutionary processes and theory (S. Karlin and E. Nevo, eds), pp. 411–38. Academic Press, New York.
Crawford, D.J., Stuessy, T.F., Haines, D.W., Cosner, M.B., Silva, O.M. and Lopez, P. (1992) Allozyme diversity within and divergence among four species of Robinsonia (Asteraceae: Senecioneae), a genus endemic to the Jan Fernandez Islands, Chile. American Journal of Botany79 962–6
De Meeus, T., Michalakis, Y., Renaud, F. and Olivieri, I. (1993) Polymorphism in heterogeneous environments, evolution of habitat selection and sympatric speciation: soft and hard selection models.Evol. Ecol.
Dickinson, H. and Antonovics, J. (1973) Theoretical considerations of sympatric divergence.Am. Nat.
Diehl, S.R. and Bush, G.L. (1989) The role of habitat preference in adaptation and speciation. InSpeciation and its consequences (D. Otte and J. Endler, eds), pp. 345–65. Sinauer Associates, Sunderland, MA.
Feder, J.L., Chilcote, C.A. and Bush, G.L. (1989) Are the apple maggot,Rhagoletis pomonella, and blueberry maggot,R. mendax, distinct species? Implications for sympatric speciation.Entomol. Exp. Appl.
Felsenstein, J. (1981) Scepticism towards Santa Rosalia, or why are there so few kinds of animals.Evolution
Fialkowski, K.R. (1988) Lottery of sympatric speciation computer model.J. Theor. Biol.
Fialkowski, K.R. (1992) Sympatric speciation: a simulation model of imperfect assortative mating.J. Theor. Biol.
Futuyma, D. (1986)Evolutionary Biology, 2nd edn. Sinauer Associates, Sunderland, MD.
Futuyma, D. and Mayer, G.C. (1980) Non-allopatric speciation in animals.Syst. Zool.
Gibbons, R.H. (1979) A model for sympatric speciation inMegarhyssa (Hymenoptera: Ichneumonidae): competitive speciation.Am. Nat.
Grant, P.R. (1986)Ecology and Evolution of Darwin's Finches. Princeton University Press, Princeton, NJ.
Grula, J.W. and Taylor, O.R., Jr (1979) The inheritance of pheromone production in the sulphur butterfliesColias eurytheme andC. philodice.Heredity
Haldane, J.B.S. (1930) A note on Fisher's theory of the origin of dominance.Am. Nat.
Heatwole, H. and Davis, D.M. (1965) Ecology of three species of parasitic insects of the genusMegarhyssa (Hymenoptera: Ichneumonidae).Ecology
Hutchinson, G.E. (1968) When are species necessary? InPopulation biology and evolution (R.C. Lewontin, ed.) pp. 177–86. Syracuse University Press, Syracuse, NY.
Kondrashov, A.S. (1983a) Multilocus model of sympatric speciation. I. One character.Theor. Pop. Biol.
Kondrashov, A.S. (1983b) Multilocus model of sympatric speciation. II. Two characters.Theor. Pop. Biol.
Kondrashov, A.S. (1986) Multilocus model of sympatric speciation. III. Computer simulations.Theor. Pop. Biol.
Kondrashov, A.S. and Mina, M.V. (1986) Sympatric speciation: when is it possible?Biol. J. Linn. Soc.
Lack, D. (1947)Darwin's Finches. Cambridge University Press, Cambridge.
Levene, H. (1953) Genetic equilibrium when more than one ecological niche is available.Am. Nat.
Liberman, U. and Feldman, M.W. (1989) The reduction principle for genetic modifiers of the migration rate. InMathematical evolutionary theory (M.W. Feldman, ed.), pp. 111–44. Princeton University Press, Princeton, NJ.
Maynard Smith, J. (1962) Disruptive selection, polymorphism and sympatric speciation.Nature
Maynard Smith, J. (1965) Mr. J. Maynard Smith (comments).Proc. R. Entomol. Soc. London
Maynard Smith, J. (1966) Sympatric speciation.Am. Nat.
Mayr, E. (1963)Animal Species and Evolution. Harvard University Press, Cambridge, MA.
Moody, M. (1981) Polymorphism with selection and genotype-dependent migration.J. Math. Biol.
Murray, M.G. (1990) Comparative morphology and mate competition of flightless male fig wasps.Anim. Behav.
Nagylaki, T. and Moody, M. (1980) Diffusion model for genotype-dependent migration.Proc. Natl Acad. Sci. USA
Nei, M. and Li, W.H. (1973) Linkage disequilibrium in subdivided populations.Genetics
Paterson, H.E.H. (1981) The continuing search for the unknown and the unknowable: a critique of contemporary ideas on speciation.South Africa J. Sci.
Pimentel, D., Smith, G.J.C. and Soans, J.S. (1967) A population model of sympatric speciation.Am. Nat.
Rausher, M.D. (1984) The evolution of habitat preference in subdivided populations.Evolution
Rice, W.R. (1984) Disruptive selection on habitat preference and the evolution of reproductive isolation: a simulation study.Evolution
Rice, W.R. (1987) Selection via habitat specialization: the evolution of reproductive isolation as a correlated character.Evol. Ecol.
Rice, W.R. and Salt, G.W. (1990) The evolution of reproductive isolation as a correlated character under sympatric conditions: tall evidence.Evolution
R'Kha, S., Capy, P. and David, J.R. (1991) Host-plant specialization in theDrosophila melanogaster species complex: a physiological, behavioral, and genetical analysis.Proc. Nat Acad. Sci. USA
Roelofs, W.R., Glover, T., Tang, X., Sreng, I., Robbins, D., Eckenrode, C., Lofstedt, G., Hannon, B.S. and Bengtsson, B.O. (1987) Sex pheromone production and perception in European corn borer moths is determined by both autosomal and sex-linked genes.Proc. Natl Acad. Sci. USA
Rosenzweig, M.L. (1978) Competitive speciation.Biol.J. Linn. Soc.
Seger, J. (1985) Intraspecific resource competition as a cause of sympatric speciation. InEvolution (P.J. Greenwood, P.H. Harveyand and M. Slatkin, eds), pp. 43–53. Cambridge University Press, Cambridge.
Shaw, R.G. and Platenkamp, G.A.J. (1993) Quantitative genetics of response to competitors inNemophila menziesii: a greenhouse study.Evolution
Slatkin, M. (1982) Pleiotropy and parapatric speciation.Evolution
Smouse, P.E. and Neel, J.V. (1977) Multivariate analysis of gametic disequilibrium in the Yanomama.Genetics
Soans, A.B., Pimentel, D. and Soans, J.S. (1974) Evolution of reproductive isolation in allopatric and sympatric populations.Am. Nat.
Sved, J.A. and Ma, O. (1970) The evolution of dominance. InMathematical topics in population genetics (K. Kojima, ed.), pp. 289–316. Springer-Verlag, New York.
Tauber, C.A. and Tauber, M.J. (1977) A genetic model for sympatric speciation through habitat diversification and seasonal isolation.Nature
Tauber, C.A. and Tauber, M.J. (1989) Sympatric speciation in insects: perception and perspective. InSpeciation and its consequences (D. Otte and J. Endler, eds), pp. 307–343. Sinauer Associates, Sunderland, MA.
Taylor, O.R., Jr (1972) Random vs. non-random mating in the sulfur butterflies,Colias eurytheme andC. philodice (Lepidoptera, Pieridae).Evolution
Templeton, A.R. (1989) The meaning of species and speciation: a genetic perspective. InSpeciation and its consequences (D. Otte and J. Endler, eds), pp. 3–27. Sinauer Associates, Sunderland, MA.
Wade, M.J., Patterson, H., Chang, N. and Johnson, N.A. (1994) Postcopulatory, prezygotic isolation in flour beetles.Heredity
White, M.J.D. (1978)Modes of Speciation. W.H. Freeman, San Francisco.
Wood, T.K. and Guttman, S.I. (1983)Enchenopa binotata complex: sympatric speciation?Science