Mate preference across the speciation continuum in a clade of mimetic butterflies

Merrill, R. M, Z. Gompert, L. M. Dembeck, M. R. Kronforst, W. O. McMillan and C. D. Jiggins. 2011. Mate preference across the speciation continuum in a clade of mimetic butterflies.  Evolution 65: 1489-1500.