NO. 1719. TYPE-SPECIES OF AMERIOAX DTPTERA—COQUILLETT. 581 



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

 Erioptera noduJosa Macquart. Syn., Rypholophus Kolenati, 1860; Dasyptera 

 SCHINER, 1868. 



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

 I species. Type, >Si/rp}ms 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.] 



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

 Pediculus ceni LiNNiEus (as jmllida, new species). Equals Lipoptena Nitzsch, 1818. 



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

 Ornitltotiiyia eryihrocephala 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. Mus. Civ. Geneva, vol. 12, p. 159, 1878. 1 species. 

 Type, Ornithoica hcccanina Rondani. 



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

 Type, Ilippobosca aiicularia Linn.eus. 



Ornithopertha Speiser, Zeitschr. Hym. Dipt., vol. 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, 

 Grope zu americana Needham. 



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

 Orphnephila devia Haliday. Syn., Thaumalea Ruthe, November, 1831. 



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

 vibrans Linnaeus, the second species, by designation of Westwood, Intr., vol. 2, 

 Synops., 1840, p. 149. Syn., Seioptera Kirby, 1817; Myodina'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., Euphoria Desvoidy, 1863; Pseudopyrellia GiRSCutfER, 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 lac ustris 8co¥oi,j. Syn., Liancalus hoEW, 1857; Alla;o7ieurus Mik, 1878. 



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

 stercorm-ia De Geer, the first species, by present designation. Syn., Psectrocladius 

 Kieffer, 1906; Dactylocladius Kieffer, 1906. 



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

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



Orthoneira 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 nigrocaruleus Latreille. 



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

 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, OsciriLs obllqua Macquart. Equals Botanobia Lioy, 1864. 



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

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

 Meigen, 1800. ( Oscinis of authors equals Botanobia Lioy. ) 



