622 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.37. 



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

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



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

 epecies. Type, Si/rphus cimbiriformis Fallen. Equals Mallota Meigen, 1822. 



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

 Type, Tnchina simulans Meigkn. Ecjuals Exorista Meigen, 1803. 



Zodion Latkeille, Pretus, p. 162, 1796. No species. In his Hist. Nat. Crust, et 

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



Zonosema LoEW, Monogr. Trypet., p. 39, 1862.* 1 speiiies. Tyi)e, Tnjpetd mekjenl 

 Loew. 



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

 atropivora Desvoidy. Equals Sturmia Desvoidy, 1830. 



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

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

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



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

 Type, Zygoneura sciarina Meigen, 



