@inbook {1721,
	title = {List of the specimens of Dipterous insects in the collection of the British Museum},
	volume = {3},
	year = {1849},
	note = {639 pp. total; 1(1848):1-229, 2(1849): 231-484, 3(1849): 485-687, 4(1849): 689-1172},
	pages = {485-687},
	address = {London},
	keywords = {Britain, collection of the British Museum, Conopidae, Diptera, list, Neotropical, Pipunculidae},
	author = {Walker, F.}
}
@inbook {1722,
	title = {Diptera [cont.]},
	booktitle = {Insecta Saundersiana [q.v.]},
	volume = {1},
	year = {1852},
	note = {"1856"; Maybe same as:  Walker, F. 1852. Diptera. In: Insecta Saundersiana: or characters of undescribed insects in the collection of William Wilson Saunders, Esq., F.R.S., F.L.S., \&c. 1: 1-474.1: 157-252, 253-414, 4 pls., "1856"},
	pages = {216},
	address = {London},
	keywords = {Conopidae, Neotropical, Pipunculidae},
	author = {Walker, F.},
	editor = {Saunders, W. W.}
}
