@book{bhlitem16802, title = {Catalogue of the described Diptera of North America }, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/16802}, note = {https://www.biodiversitylibrary.org/bibliography/1728}, publisher = {Washington, Smithsonian Institution, 1878}, author = {Osten-Sacken, C. R. (Carl Robert),}, year = {1878}, pages = {326}, keywords = {Diptera|North America}, }