@article {303,
	title = {Macroevolution of hoverflies (Diptera: Syrphidae): The effect of using higher-level taxa in studies of biodiversity, and correlates of species richness},
	journal = {Journal of Evolutionary Biology},
	volume = {14},
	year = {2001},
	pages = {219-227},
	keywords = {biodiversity, evolution, Syrphidae, theory},
	author = {Katzourakis, A. and Purvis, A. and Azmeh, G. and Rotheray, G. and Gilbert, F.}
}
