no. 1719. TYPE-SPECIES OF AMERICAN DIPTERA—COQVILLETT. 533 



Dichelacera Macquart, Dipt. Exot, vol. 1, pt. 1, p. 112, 1838. 4 species. Type, 



Dichelacera unifasciata Macquart, the third species, by present designation. 

 / Dichelomyia Rubsaamen, Berliner Ent. Zeitschr., vol. 37, p. 346, 1892. 21 species. 



Type, Cecidomyia saliciperda Dufour, the second species, by present designation. 



Equals Rabdophaga Westwood, 1847. 

 ' .Dichocera Williston, Ent. News, vol. 6, p. 31, 1895. 1 species. Type, Dichocera 



lyrata Williston. 



Y Dichrodiplosis Kiefper, Bull. Soc. Ent. France for 1895, p. 194, 1895. 1 species. 

 Type, Dichrodiplosis faciata Kieffer. 



r Diclisa Schiner, Verh. Zool.-Bot. Ges. Wien, vol. 17, p. 311, 1867. 1 species. 



Type, Pangonius incvmpletus Macquart. Equals Scione Walker, 1850. 

 / Dicolonus Loew, Berliner Ent. Zeitschr., vol. 10, p. 32, 1866.. 1 species. Type, 



Dicolonus simplex Loew. 



• Dicranomyia Stephens, Syst. Cat. Brit. Ins., vol. 2, p. 243, 1829. 8 species. Type, 

 Limnobia modesta Meigen, the fourth species, by present designation. Equals 

 Furcomyia Meigen, 1818. 



/ Dicranophragma Osten Sacken, Proc. Acad. Nat. Sci. Phila. for 1859, p. 240, 1860. 



1 species. Type, Limnophila fuscovaria Osten Sacken. Equals Phylidorea Bigot, 



1854. 

 y Dicranoptycha Osten Sacken, Proc. Acad. Nat, Sci. Phila. for 1859, p. 217, 1860. 



4 (supposed) species. Type, Dicranoptycha germana Osten Sacken, the first species, 



by present designation. Equals Marginomyia Meigen, 18.18. 

 / Dicranota Zetterstedt, Ins. Lapp., p. 851, 1838. 1 species. Type, Tipula 



bimaculata Schummel (as guerini, new species). 

 ** Dicranus Loew, Bemerk. Asiliden, p. 13, 1851. 1 species. Type, Dasypogon ru- 



tilus Wiedemann. 

 / Didea Macquart, Hist. Nat., Dipt., vol. 1, p. 508, 1834. 1 species. Type, Didea 



fasciata Macquart.- Syn., Enica Meigen, 1838. 

 / Didyma Wulp, Biol. Oentr.-Amer., Dipt., vol. 2, p. 156, 1890. 18 species. Type, 



Didyma albomicans Wulp, the twelfth species, by designation of Townsend in 



Williston' s Man. N. Amer. Dipt., 1908, p. 379. 



-D;7o»/»(gJ VlEiGEN. Illiger's Mag., vol. 2, p. 264, 1803. No species. In his Klass. 



Beschr. Zweifl. Ins., 1804, pp. 115 and 116, 3 species. Type, Tipula febrilis Linnaeus, 



the first species, by designation of Latreille, Consider. General. , 1810, p. 442. Equals 



Philia Meigen, 1800. 

 l/ Dimeraspis Newman, Ent. Mag., vol. 5, p. 372, 1838. 1 species. Type, Mulio globosus 



Fabrictus (as podagra, new species). Equals Microdon Meigen, 1803. 



■/ Dinevra Lioy, Atti Inst. Veneto, ser. 3, vol. 9, p. 1315, 1864. 4 species. Type, 



PliytomyzaelegansM'siG'EX, the first species, by present designation. Equals Napomyza 



Haliday, 1840. 



^ Dioctria M etcen. Illiger's Mag., vol. 2, p. 270, 1803. 3 species. Type, Asilus ozlan- 



dicus Linnaeus, the first species, by designation of Latreille, Consider. G6ne>al., 



p. 443, 1810. 

 / Diogmites Loew, Berliner Ent. Zeitschr., vol. 10, p. 21, 1866. 8 species. Type, 



Diogmites platypterus Loew, the first species, by present designation. Equals 



Deromyia Philippi, 1865. 

 ' Diomonus Walker, List Dipt. Brit. Mus., vol. 1, p. 87, 1848. 1 species. Type, 



Diomonus nebulosus Walker. 



i/ Diomyza Meigen, Syst. Beschr. Zweifl. Ins., vol. 1, p. 89, 1818. 1 species. Type, 

 I Lasioptera picta Meigen. Equals Lasioptera Meigen, 1818. 



\>/ Dionaea Desvoidy, Essai Myod., p. 253, 1830. 2 species. Type, Tachina forci- 

 ; pata Meigen, the first species, by designation of Desvoidy, Hist. Nat. Dipt., vol. 2, 



1863, p. 54. Syn., Labigastera Macquart, 1834. 



