528 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.37. 



Corethra Meigen, Illiger's Mag., vol, 2, p. 260, 1803. 1 species. Type, Tipida culi- 

 ciformis De Geer. Syn., Mochlonyx Loew, 1844. 



Corethrella Coquillett, Journ. N. Y. Ent. Soc, vol. 10, p. 191, 1902. 1 species. 

 Type, Corethrella brakeleyi Coquillett. 



Corizoneura Rondani, Arch. Zool., vol. 3, p. 85, 1864. 3 species. Type, Pan- 

 gonius appendiculata Macquart, the first species, by present designation. P]quals 

 Pangonius Latreille, 1802. 



Coronmyia Townsend, Trans. Amer. p]nt. Soc, vol. 19, p. 128, 1892. 1 species. 

 Type, Coronimyia geniculata Townsend. Equals Epigrimyia Townsend, 1891. 



Coryneta Meigen, Nouv. Class. Mouch., p. 27, 1800.* No species. Tachydromia 

 Meigen, 1803, is a change of name. Type, Tachydromia connexa Meigen. Syn., 

 Sicus Latreille, 1796, preoccupied; Tachydromia Meigeh, 1803; Tachista Loew, 1860. 



Corynoneura Winnertz, Ent. Zeit. Stettin, vol. 7, p. 12, 1846. 2 species. Type, 

 Corynoneura scutellata Winnertz, the first species, by present designation. 



Cotilea Lioy, Atti Inst. Veneto, ser. 3, vol. 9, p. 1123, 1864. 1 species. Type, 

 Chlorops yracilis Meigen. Equals Titania Meigen, 1800. 



Crameria Desvoidy, Essai Myod.,p. 59, 1830. 1 species. Type, Cramer ia a stroidea 

 Desvoidy. Equals Trixa Meigen, 1824. 



Crassiseta von Roser, Corr. Landw. Ver. Wurtemburg for 1840, p. 63, 1840.* 1 

 species (as 5). Type, 0.scmi.s cor/mto Fallen. Syn., il/ocroc/(e^wm Rondani, 1856. 



CricotopusWuLP, Tijdschr. Ent., vol. 17, p. 132, 1874. 9 species. Type, Chirono- 

 miis tibialis Meigen, the first species, by present designation. 



Crioprora Osten Sacken, Cat. Dipt. N. Amer., p. 251, 1878. 3 species. Type, Pocota 

 alope.r Osten Sacken, the third species, by designation of Williston, Synops. N. 

 Amer. Syrph., 1886, p. 217. Syn., Romaleosyrplnts Bigot, 1882. 



Criorhina Meigen, Syst. Beschr. Zweifl. Ins., vol. 3, p. 236, 1822. 6 species. Type, 

 SyrpJius asilicus Fallen, the fifth species, by designation of Westwood, Intr., vol. 

 2, Synops., 1840, p. 136. Equals Penthesilia Meigen, 1800. 



Crocuta Meigen, Nouv. Class. Mouch., p. 84, 1800.* No species. Siphona Meigen, 

 1803, is a change of name. Type, Musca geniculata De Geer. Syn., Siphona Meigen, 

 1803; Bucentes Latreille, 1809. 



Crossocosmia Mik, Wien. Ent. Zeit., vol. 9, p. 313, 1890. 1 species. Type, Ugimyia 

 sericarix Rondani. Equals Sturmia Desvoidy, 1830. 



Crossopalpns Bigot, Ann. Soc. Ent. France for 1857, p. 557, 1857. 1 species. Type, 

 Platypaljms ambiguua Macquart. Equals Drapetis Meigen, 1822. 



Cn«no6ia Kolenati, Wien. Ent. Monatschr., vol. 4, p. 391, 1860. 1 species. Type, 

 Crunobia schineri Kolenati. Equals Trycyphona Zettekstedt, 1837. 



Cryptmeura Bigot, Rev. Mag. Zool., vol. 11, p. 307, 1859. 1 species. Type, Chrys- 

 ogaster nitidus Wiedemann (as hieroglyphica, new species). Ecjuals Chrysogaster 

 Meigen, 1800. 



Cryptochetum Rondani, Bull. Soc. Ent. I^al. for 1875, p. 172, 1875. 1 species. 

 Type, Cryptoclietum grandicorne HoynyAyii. Syn., /ve.s/o/>/ionHS Williston, 1888. 



Ori/ptodiplosis Kieffer, Bull. Soc. Ent. France for 1895, p. 194, 1895. 1 species. 

 Type, Tipula pini De Geer. Equals Itonida Meigen, 1800. 



Cryptolabis Osten Sacken, Proc. Acad. Nat. Sci. Phila. for 1859, p. 224, 1860. 1 

 species. Type Cryi^tolabis jjaradoxa Osten Sacken. 



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

 vol. 58, p. 311, 1891. 1 species. Type, Cryptomeigenia setifacies Brauer and Ber- 

 genstamm. Syn., Emphanopteryx Townsend, 1892. 



Cryptonevra Lioy, Atti Inst. Veneto, ser. 3, vol. 9, p. 1125, 1864. 1 species. 

 Type, Cholropsfavitarsis Meigen. Syn., JIaplegis hoEw, 1866. 



Cryplopalpus Rondani, Nuovi Ann. Sci. Nat. (Bologna), ser. 3, vol. 2, p. 169, 

 1850. 3 species. Type, Micropalpus ornatus Macquart, the first species, by present 

 designation. Equals Epalpus Rondani, 1850. 



