@article {22710, title = {Catalogue of the described Diptera of North America}, journal = {Smithsonian miscellaneous collections}, volume = {102}, number = {3}, year = {1858}, pages = {16+96}, url = {http://www.online-keys.net/sciaroidea/_1900/Osten_Sacken_1858_Catalog_Diptera_North_America.pdf}, author = {Osten-Sacken, C. R.} }