@book {587,
	title = {The flower flies of the subfamily Syrphinae of Canada, Alaska and Greenland},
	series = {The Insects and Arachnids of Canada},
	volume = {18},
	year = {1992},
	pages = {456},
	publisher = {Canada Communications Group - Publishing},
	organization = {Canada Communications Group - Publishing},
	address = {Ottawa},
	keywords = {Arthropods, biology \& distribution, Chrysotoxum, Dasysyrphus, Diptera, Insects, Invertebrates, keys, Keys to selected taxa, LIFE CYCLE AND DEVELOPMENT, LWI insect inventory, NEARCTIC REGION, NEOTROPICAL REGION, review, Syrphidae, Syrphinae},
	author = {Vockeroth, J.R.}
}
@article {599,
	title = {Revision of the Afrotropical species of <i>Graptomyza</i> Wiedemann (Diptera: Syrphidae: Volucellini)},
	journal = {Annals of the Natal Museum},
	volume = {33},
	number = {1},
	year = {1992},
	pages = {209-269},
	address = {Pietermaritzburg, South Africa},
	keywords = {Arthropods, Dipterans/True Flies, ETHIOPIAN REGION, Graptomyza, Insects, Invertebrates, phylogeny, Syrphidae, Systematic revision Volucellini},
	author = {Whittington, A.E.}
}
