NO. 1719. TYPE-SPECTES OF AMERICAN DTPTERA—COQUILLETT. 581 



Ormosia Rondani, Dipt. Ital. Prodr., vol. 1, p. 180, 1856. 1 species. Type, 

 Erioptera nodulosa Macquart. Syn., Rypholoplms Kolenati, 1860; Dasyptera 

 SCHINER, 1868. 



Ornidia St. Fargeau and Serville, Encycl. Meth., vol. 10, pt. 2, p. 786, 1828. 

 1 species. Type, Syrphus obesus Fabricius. Equals Volucella Geoffroy, 1762. 



[Ornitheza Speiser, Term. Fuzetek, vol. 25, p. 329, 1902. 3 species. Type, Orni- 

 thomyia gestroi Rondani, the first species by original designation. Not American.] 



Oriuthobia Meigen, Syst. Beschr. Zweifl. Ins., vol. 6, p. 229, 1830. 1 species. Type, 

 Pedicuhis cerri Linn^us (as pallida, new species). Equals Lipoptena Nitzsch, 1818. 



Ornithoctona Speiser, Term. Fuzetek, vol. 25, p. 328, 1902. 10 species. Type, 

 Ornillioiiryia erythrocephala Leach, the first species, by original designation. 



Ornithodes Coquillett, Proc. Wash. Acad. Sci., vol. 2, p. 400, 1900. 1 species. 

 Type, Ornithodes harrimani Coquillett. 



Ornithoica Rondani, Ann. Mas. Civ. Genova, vol. 12, p. 159, 187S. 1 species. 

 Type, Or-nithoica beccariina Rondani. 



Ornithomyia Latreille, Hist. Nat. Crust, et Ins., vol. 3, p. 466, 1802. 1 species. 

 Type, Jlippohosca avicularia Linnaeus. 



Ornithopertha Speiser, Zeitschr. Hym. Dipt., vf)l. 1, p. 167, 1902. 1 species. 

 Type, Ornithomyia nitens Bigot. 



Oropeza Needham, in 23d Rep. State Ent. N. Y., p. 211, 1908. 1 species. Type, 

 Oropeza ariiericaria Needham. 



Orphnephila Haliday, Zool. Journ., vol. 5, p. 350, Sept., 1831. 1 species. Type, 

 Orphnephila devia'H.A'LiTiAY. Syn., Thaumal ea HvrHE, November, 1831. 



Ortalis Fallen, Spec. Ent. Meth. Exh., p. 17, 1810. 3 species. Type, Musca 

 vibrans Linn^us, the second species, by designation of Westwood, Intr., vol. 2, 

 Synops., 1840, p. 149. Syn., Seioptera Kirby, 1817; 3/?/orfma Desvoidy, 1830. 



Orthacheta Becker, Berliner Ent. Zeitschr., vol. 39, p. 101, 1894. 1 species. 

 Type, Cordilura pilosa Zetterstedt. 



Orthellia Desvoidy, Hist. Nat. Dipt, vol. 2, p. 837, 1863. 3 species (as 4). Type, 

 Musca cornicina Fabricius, equalling the first two supposed species, by present desig- 

 nation. Syn., i?ttp/ioria Desvoidy, 1863; Pseudopyrellia Gi^iiCYi-s-ER, 1893. 



Orthobates Wahlberg, Ofv. Kongl. Vet. Akad. Forh., vol. 1, p. 110, 1844. 2 

 species. Type, Hydrophorus jaculus Fallen, the first species, by present designation. 

 Equals Medetera Fischer, 1819. 



Orthoceratium Schrank, Fauna Boica, vol. 3, p. 151, 1803.* 1 species. Type, 

 Musca lacustris Scopoli. Syn., Liancalus Loew, 1857; AUa;oneurus Mik, 1878. 



Orthocladius Wulp, Tijdschr. Ent., vol. 17, p. 132, 1874. 10 species. Type, Tipula 

 stercoraria De Geer, the first species, by present designation. Syn., Psectrocladius 

 Kieffer, 1906; Dactylocladius Kieffer, 1906. 



Orthoneuromyi'a Williston, Kansas Univ. Quart., vol. 2, p. 67, 1893. 1 species. 

 Type, Orthoneuromyia modesta Williston. Equals Psilocurus Loew, 1874. 



Orthonerra Macquart, Rec. Trav. Soc. Sci. Lille for 1829, p. 188, 1829. 1 species. 

 Type, Chrysogaster elegans Meigen. Equals Chrysogaster Meigen, 1800. 



Ortochile Latreille, Gen. Crust. Ins., vol. 4, p. 289, 1809. 1 species. Type Orto- 

 chile tiigrocccruleus Latreille. 



Osca Walker, Ins. Saund. , Dipt. , p. 10, 1850. 2 species. Type, Pangonius depressiis 

 Macquart, the first species, by present designation. Equals Pangonius Latreille, 

 1802. 



Oscinimorpha Lioy, Atti Inst. Veneto, ser. 3, vol. 9, p. 1126, 1864. 1 species. 

 Type, Osci7iis obliqua Macquart. Equals Botanobia Lioy, 1864. 



Oscinis Latreille, Hist. Nat. Crust, et Ins., vol. 14, p. 383, 1805. 2 species. Tj'pe, 

 Musca lineata Fabricius, the first species, by present designation. Equals Titania 

 Meigen, 1800. {Oscinis of authors equals Bota)iobia Lioy.) 



