@article {6392,
	title = {Hierarchical approaches to macroevolution: recent work on species selection and the "Effect hypothesis"},
	journal = {Annual Review of Ecology and Systematics},
	volume = {26},
	year = {1995},
	note = {xerox},
	pages = {301-321},
	keywords = {evolution, evolutionary theory, hierarchy theory, macroevolution, selection},
	author = {Grantham, Todd A.}
}
