@article {1368,
	title = {Origin and evolution of the dependent lineages in the genetic caste determination system of Pogonomyrmex ants},
	journal = {Evolution},
	volume = {65},
	year = {2011},
	pages = {869-884},
	author = {Sirvi{\"o}, A. and Pamilo, P. and Johnson, R. A. and Page, R. E. and Gadau, J.}
}
