@article {41019,
	title = {Mitochondrial DNA, allozymes, morphology, and hybrid compatibility in Limnoporus water striders (Heteroptera : Gerridae) : do they all track species phylogenies?},
	volume = {90},
	year = {1997},
	pages = {401-415},
	publisher = {Annals of the Entomological Society of America},
	author = {Sperling, F. A. H. and Spence, J. R. and Andersen, N. M.}
}
