@article {292,
	title = {Valval variation in Zerynthia polyxena (Denis \& Schifferm?ller) (Lepidoptera: Papilionidae)},
	journal = {Entomologist{\textquoteright}s GazetteEntomologist{\textquoteright}s Gazette},
	volume = {40},
	year = {1989},
	pages = {281-282},
	keywords = {Zerynthia polyxena, Thessaly},
	author = {Coutsis J. G.}
}
