18 



C. ROBERTSON. Descriptions of new species of North American bees. 

 <Trans. Amer. Entom. Soc., 1891, pp. 49-66. 

 Table of local Andrena. 



T. D. A. COCKERELL. On some Panurgine and otber bees. <Trans. 

 Amer. Entom. Soc., 1898, pp. 185-198. 

 Table of Calliopsis and Panurginus. 



DIPTERA. 



L CATALOGUES. 



C. R. OSTEN SACKEN. Catalogue of tbe described Diptera of North 

 America. Washington, Smithsonian Institution, 1858. <Smith- 

 sonian Miscellaneous Collections, Vol. III. 



C. R. OSTEN SACKEN. Catalogue of the described Diptera of North 

 America. [Second edition.] Washington, Smithsonian Institu- 

 tion, 1878. <Smithsonian Miscellaneous Collections, 270. 



This completely supersedes the first edition and contains far more than a 

 synonymical reference list of the North American Diptera. 



1L GENERAL WORKS ON CLASSIFICATION. 



S. W. WILLISTON. Manual of the families and genera of North Amer- 

 ican Diptera. New Haven, Conn. , 1896. 



S. W. WILLISTON. Bibliography of North American Dipterology; 

 1878-1895.' <Kans. Univ. Quart., Vol. IV (1896), pp. 129-144. 

 A list of articles since Osten Sacken's catalogue. 



F. W. MEIGEN. Systematische Beschreibung der bekannten euro- 

 paischen zweifliigeligen Insecten. 7 vols. Aachen und Hamm, 



1818-1838. 



Although only dealing with the European fauna and now antiquated and 

 superseded in many parts, this work is still the foundation of the 

 modern classification of Diptera. 



C. R. W. WIEDEMANN. Aussereuropalsche zweifliigelige Insecten. 

 2 vols. Hamm, 1828-1830, with plates. 



A continuation of Meigen's work, and containing descriptions of many gen- 

 era and species belonging to the North American fauna. 



J. MACQUART. Dipteres exotiques nouveaux ou peu connus. 2 vols. 

 in 5 parts and 5 supplements. Paris, 1838-1855. <Extr. Mem. 

 Soc. Sci. Arts, Lille. 



Contains descriptions of many North American genera and species. 

 J. R. SCHINER. Fauna Austriaca. Die Fliegen (Diptera). Nach der 

 analytischen Methode bearbeitet, mit der Character is tik sammt- 

 licher europaischer Gattungen, der Beschreibung aller in Deutsch- 

 land vorkommenden Arten und der Aufzahlung aller bisher be- 

 schriebenen europaischen Arten. 2 vols. Wien, 1862-1864. 



Although dealing with the European fauna, this work is very useful on 

 account of the analytical tables of families and genera. 



