622 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. 37. 



1863; Zelinda Desvoidy, 1863; Sagaris Desvoidy, 1863; Elpe Desvoidy, 1863; Trifo- 

 chseta Brauer and Bergenstamm, 1889; Myxexorista Brauer and Bergenstamm, 1891. 



Zetterstedtia Rondani, Nuovi Ann. Sci. Nat. (Bologna) for 1844, p. 452, 1844. 1 

 ppecies. Type, Syrphus clmbiciformis Fallen. Equals Mallota Meigen, 1822. 



Zetterstedtia Desvoidy, Hist. Nat. Dipt, vol. 1, p. 1024, 1863. 1 species (as 14). 

 Type, Tachlna sinmlans Meigex. Equals Exorista Meigen, 1803. 



Zodion Latreille, Precis, p. 162, 1796. No species. In his Hist. Nat. Crust, et 

 Ins., vol. 3, 1802, p. 444, 1 species. Type, Myopa cinerea Fabricius. 



Zonosema LoEW, Monogr. Trypet., p. 39, 1862.* 1 species. Type, Trypeta. meujeni 



LOEW. 



Zygobothria Mik, Wien. Ent. Zeit., vol. 10, p. 193, 1891. 1 species. Type, Sturmia 

 atropivora Desvoidy. Equals Sturmia Desvoidy, 1830. 



Zygomyia Winnertz, Verh. Zool.-Bot. Ges. Wien, vol. 13, p. 901, 1863. 6 

 species. Type, Mycetophila vara Stager, the second species, by designation of 

 JoiiANNSEN, Gen. Ins., Dipt., Mycet., 1909, p. 112. 



Zygoneura Meigen, Syst. Beschr. Zweifl. Ins., vol. 6, p. 304, 1830. 1 species. 

 Type, Zygoneura sciarina Meigen. 



