528 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.37. 



Corethra Meigen, Illiger's Mag., vol, 2, p. 260, 1803. 1 species. Type, Tipula 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 prej-ent designation. Equals 

 Pangonius Latreille, 1802. 



Coronimyia Townsend, Trans. Amer. Ent. Soc, vol. 19, p. 128, 1892. 1 species. 

 Type, Coronimi/ia geniculata TowNHENJi. Equals Epigrimyia Townsend, 1891. 



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

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

 Sicus Latreille, 1796, preoccupied; Jhe/iydrom/a Meigen, 1803; Tac/iis<a 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 si)ecies. Type, 

 Chlorops gracilis Meigen. Equals Titania Meigen, 1800. 



Crameria Desvoidy, Essai Myod.,p. 59, 1830. 1 species. Type, < 'ramerin (rstroidea 

 Desvoidy. Equals Trixa Meigen, 1824. 



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

 species (as 5). Type, Oscinis cornuta Fallen. Syn., Macrocheium 'Ronbani, 1856. 



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

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



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

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

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



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

 Syrphus 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 Mbiget^, 

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

 1803; Bucentes Latreille, 1809. 



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

 sericarix Rondani. Equals Sturmia Desvoidy, 1830. 



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

 Platypalpus ambiguua Macquart. Equals Drapetis Meigen, 1822. 



Crtinobia Kolenati, Wien. Ent. Monatschr., vol. 4, p. 391, 1860. 1 species. Type, 

 Crunobia schineri Kolenati. Equals Trycyphona Zetterstedt, 1837. 



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

 ogaster nitidus Wiedemann (as hieroglyphica, new species). E(]uals Chrysogaster 

 Meigen, 1800. 



Cryptochetum Rondani, Bull. Soc. Ent. Ital. for 1875, p. 172, 1875. 1 species. 

 Type, CryptocJielum grandicorne 'Ro'SDA'Ni. Syn., Lesl ophomt s Willisto:^, 1888. 



Oryptodiplosis 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 Cryptolabis paradoxa Osten Sacken. 



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

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

 genstamm. Syn., Emphanopteryx TowNSEiiD, 1892. 



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

 Type, Cholropsflavitarsis M.EIGEN. Syn., Haplegis hoEw , 1866. 



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

 1850. 3 species. Type, Mi(Topalpus ornatus Macquart, the first species, by present 

 designation. Equals Epalpus Rondani, 1850. 



