526 PROCEEDINGS OF THE NATIONAL MUISEUM. vol.37. 



Cnephaotachina Brauer and Bergenstamm, Denkschr. Kais. Akad. Wiss. Wien, 

 vol. 61, p. 612, 1894. 1 species. Type, Cnephaotachina crepaxculi Brauer and Ber- 

 genstamm. Syn., Eudora Desvoidy, 1863, preoccupied; Eudoromyia Bezzi, 1906. 



Ccelodiazesis Dy AR and Knab, Journ. N. Y. Ent. Soc, vol. 14, p. 177, 1906. 1 spe- 

 cies. Type, Anopheles barberi Coquillett. Equals Anopheles Meigen, 1818. 



CcEloglutus Aldrich, Trans. Ent. Soc. Lond. for 1896, p. 338, 1896. 1 species. 

 Type, Cicloglutus concavus Aldrich. 



Ccelomyia Haliday, in Westwood's Intr., vol. 2, Synops., p. 143, 1840. 1 species. 

 Type, Caiomyia moUisshna Haliday. 



CcElopa Meigen, Syst. Beschr. Zweifl. Ins., vol. 6, p. 8, 1830. 1 species. Type, 

 Ccelopa pilipes Haliday (as Musca frigida Fabricius). Syn., Facomyia Haliday, 

 1838. 



Coelosia Winnertz, Verh. Zool.-Bot. Ges. Wien, vol. 13, p. 796, 1863. 2 species. 

 Type, Bolet'ma flava SXiEGER, the first species, by designation of Johannsen in 

 Wytsnian's Gen. Ins., Dipt., Mycet., 1909, p. 86. 



Ccenia Desvoidy, Essai Myod., p. 800, 1830. 1 species. Type, Ephydra palustris 

 Fallen (as caricicula, new species). 



Ccenomyia Latrielle, Precis, p. 159, 1796. No species. In his Hist. Nat. Crust, 

 et Ins., vol. 3, p. 439, 1802, 1 species. Type, Muaca ferruglnea Scopoli. 



Coenosia Meigen, Syst. Beschr. Zweifl. Ins., vol. 5, p. 210, 1826. 28 species. Type, 

 Musca genicidata Fallen, the twentieth species, by designation of Rondani Atti 

 Soc. Ital. Sci. Nat., vol. 9, 1866, p. 9. Syn., Caricea Desvoidy, 1830; Limosia Des- 

 voidy, 1830; Palusia Desvoidy, 1830; ? Eriostyla Lioy, 1864; Centrocera Pokorny, 1893; 

 LhnnospUa Schnabl, 1902. 



Coilometopia Macqlart, Dipt. Exot., Suppl. 2, p. 91, 1847. 1 species. Type, 

 Scato])haga trimaculata Fabricius (as ferruginea, new species). 



Coloboneura Melander, Trans. Amer. Ent. Soc, vol. 28, p. 229, 1902. 1 species, 

 Type, < 'olohoru'ura inusilata Melander. 



Colpodia Winnertz, Linn. Ent., vol. 8, p. 188, 1853. 1 species. Type, Colpodia 

 angustipennis Winnertz. 



Comastes Osten Sacken, Bull. 3, U. S. Geol. Surv., p. 256, 1877. 1 species. 

 Type, Comastes robustus Osten Sacken. Equals Heterostylum Macquart, 1848. 



Comatacta Coquillett, Can. Ent.., vol. 34, p. 199, 1902. 1 species. Type, 

 Brachycorna. pallidula Wulp. 



Commoptera Brues, Amer. Nat., vol. 35, p. 344, 1901. 1 species. Type, Commop- 

 tera solenopsidia Brues. 



Compsilura Bouche, Nat. Ins., p. 58, 1834. 2 species (as 3). Type, Tachina 

 conchinata Meigen, the first species, by present designation. Syn., Doria Meigen, 

 1838; Machxrxa Rondani, 1859. 



Compsornyia Rondani, Ann. Mus. Civ. Stor. Nat. Geneva, vol. 7, p. 425, 1875. 4 

 species. Type, Musca dux Eschscholz, the first species, by present designation. 

 Equals Calliphora Desvoidy, 1830. 



Comyops Wulp, Biol. Centr.-Amer., Dipt., vol. 2, p. 262, 1891. 2 species. Type, 

 Comyops nigripennis Wulp, by designation of Brauer and Bergenstamm, Denkschr. 

 Kais. Akad. Wiss. Wien, vol. 60, 1893, p. 183. 



Cona Schellenbercj, Genres Mouch. Dipt., pi. 13, figs. 1 and 2; 1803. 1 species. 

 Type, Musca fenestralis Linnaeus. Equals Omphrale Meigen, 1800. 



Conchyliastes Theobald, in Howard's Mosquitoes, p. 235, 1901. 2 species. Type, 

 Culex posticatus Wiedemann (as musicus Say), the first species, by present designa- 

 tion. Equals Janthinosoma Arribalzaga, 1891. 



Condidea Coquillett, Can. Ent., vol. 39, p. 75, 1907. 1 species. Type, Condidea 

 lata Coquillett. 



Coniceps Loew, Monogr. Dipt. N. Amer., vol. 3, p. 177, 1873. 1 species. Type, 

 Coniceps niger LoEW. 



