@article {21857,
	title = {New North American Diptera},
	journal = {Proceedings of the Entomological Society of Washington},
	volume = {6},
	year = {1904},
	pages = {166-192},
	url = {http://www.online-keys.net/sciaroidea/1900_10/Coquilett_1904_New_American_Diptera_n_sp.pdf},
	author = {Coquillett, D. W.}
}
