@book {23824,
	title = {Dipteren aus dem Sarekgebiet},
	series = {Naturwissenschaftliche Untersuchungen des Sarekgebirges in Schwedisch Lappland},
	year = {1908},
	pages = {665-695},
	address = {Stockholm},
	author = {Poppius, B. and Lundstr{\"o}m, C. and Frey, R.}
}
@book {23205,
	title = {Manual of North American Diptera},
	year = {1908},
	pages = {405},
	publisher = {James T. Hathaway},
	organization = {James T. Hathaway},
	address = {New Haven},
	author = {Williston, S. W.}
}
