@article {1748,
	title = {Dipterological notes and descriptions},
	journal = {Transactions of the American Entomological Society},
	volume = {13},
	year = {1886},
	pages = {287- 307},
	address = {Philadelphia},
	keywords = {Pipunculidae, Pipunculus opacus new species},
	author = {Williston, S. W.}
}
