526 rROCEEUINGS OF THE NATIONAL MUHEUM. vol.37. 



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

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

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



Coelodiazesis Dyar and Knab, Journ. N. Y. ICnt. 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, (kdoghdus concavus Aldrich. 



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

 Type, Calomyia molliss'i.ma Haliday. 



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

 Ccelopa pilipes Haliday (as Musca frigida Fabricits). Syn., Fucomyia Haliday, 

 1838. 



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

 Type, Boletlna fiava St^eger, the first species, by designation of Johannsen in 

 Wytsnian's (Jen. Ins., Dipt., Mycet., 1909, p. 86. 



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

 Fallen (as caricicola, 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, Musca ferruginea Scopoli. 



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

 Musca geniculata 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; 

 Limnospila Schnabl, 1902. 



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

 Scatophagn Irbnaculata Fabricius {as ferruginea, new species). 



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

 Type, ('oluhoaeura hiusilata 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, 

 Brachycoma. pallklula Wulp. 



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

 tera solenopsidia Brues. 



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

 concinnata Meigen, the first species, by present designation. Syn., Z)ona Meigen, 

 1838; Machicnea Rondani, 1859. 



Compsomyia Rondani, Ann. Mus. Civ. Stor. Nat. Genova, 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, 

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

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



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

 Type, Musca fenestralis Linn^us. 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 

 '(ttd Coquillett. 



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

 iJoniceps niger Loew, 



