NO. 1719. TYPE-SPECIES OF AMERICAN DIPTERA—COQUILLETT. 605 



Seilopogon Costa, Ann. Sci. Napoli, vol. 1, p. 74, 1854.* 1 species. Type, Asilus 

 diadema Fabricius (as sicamis, new species). Equals Dasypogon Meigen, 1803. 



Seioptera Kirby, An Intr. Ent., vol. 2, p. 305, 1817. 1 species. Type, Musca 

 iribrans Linn^us. Equals Ortalis Fallen, 1810. 



Sendomnia Bremi, Ann. Soc. Ent. France for 1848, pp. 102, 103, 1848. 1 species 

 (as 3). Type, Crarneria cestroidea Desvoidy. Equals Trixa Meigen, 1824. 



Senogaster Macquart, Hist. Nat., Dipt., vol. 1, p. 519, 1834. 1 species. Type, 

 Senogaster coerulescens Macquart. Syn., Acrochordonodes Bigot, 1878. 



Senopterina Macquart, Hist. Nat., Dipt, vol. 2, p. 453, 1835. 1 species. Type, 

 Dacus brevipes Fabricius. 



Senotainia Macquart, Dipt. Exot., Suppl. 1, p. 167, 1846. 1 species. Type, 

 Senotainia ruhriventris Macquart. Syn., Arrenopus Brauer and Bergenstamm, 1891. 



Sepedon Latreille, Hist. Nat. Crust, et Ins., vol. 14, p. 385, 1805. 1 species. 

 Type, Syrphus sphegeus Fabricius. 



Sepsis Fallen, Spec. Ent. Meth. Exh., p. 17, 1810. 2 species. Type, Musca 

 cynipsea Linnaeus, the second species, by designation of Curtis, Brit. Ent., 1829, 

 p. 245. Syn., Acrometopia Lioy, 1864; Beggiatia Lioy, 1864. 



Sepsisoma Johnson, Ent. News, vol. 11, p. 327, 1900. 1 species. Type, Sepsisoma 

 flavescens Johnson. 



Sericomyia Meigen, Illiger's Mag., vol. 2, p. 274, 1803. 2 species. Type, Musca lap- 

 pona Linnaeus, the second species, by designation of Latreille, Consider. General., 

 1810, p. 443. Equals Cinxia Meigen, 1800. 



Serromyia Meigen, Syst. Beschr. Zweifl. Ins., vol. 1, p. 83, 1818. 1 species. 

 Type, Ceratopogon femoratus Meigen. Syn., Prionomyia Stephens, 1829; Ceratolophus 

 Kieffer, 1899; Johanm^enieUa Williston, 1907. 



Servaisia Desvoidy, Hist. Nat. Dipt., vol. 2, p. 429, 1863. 1 species (as 5). Type, 

 Sarcophaga erythrura Meigen. Equals Sarcophaga Meigen, 1826. 



Sfserogasier Lioy, Atti Inst. Veneto, ser. 3, vol. 9, p. 889, 1864. 1 species. Type, 

 Sarcophaga laticornis Meigen. Equals Sarcophaga Meigen, 1826. 



Siagona Meigen, Syst. Beschr. Zweifl. Ins., vol. 6, pi. 65, figs. 5, 6, and 7, 1830. 

 1 species. Type, Glochina sericata Meigen. Equals Furcomyia Meigen, 1818. 



Sicus ScopoLi» Ent. Carn., p. 369, 1763. 2 species. Type, Coiiops ferruginea L,in- 

 n.eus, the first species, by present designation. Syn., Cijlindrogaster Lioy, 1864. 



Sicus Latreille, Precis, p. 158, 1796. No species. In his Hist. Nat. Crust, et 

 Ins., vol. 14, 1805, p. 312, 1 species. Type, Musca arrogans Linn.eus (as cimlcoides 

 Fabricius) . Not Sicus Scopoli, 1763. Equals Coryneta Meigen, 1800. 



Sigaloessa LoEw, Berliner Ent. Zeitschr., vol. 9, p. 186, 1865. 1 species. Type, 

 Sigaloessa hirohr Loew. 



Sigmatomera Osten Sacken, Monogr. Dipt. N. Amer.,vol. 4, p. 137, 1869. No 

 species. In 1873, 1 species. Type, Sigmatomera flavipennis Osten Sacken. 



Sillgo Aldrich, Trans. Amer. Ent. Soc, vol. 34, p. 98, 1908. 2 species. Type, 

 Siligo oregona Aldrich, the first species, by original designation. Equals Zagonia 

 Coquillett, 1904. 



Silvias Meigen, Syst. Beschr. Zweifl. Ins., vol. 2, p. 27, 1820. 1 species. Type, 

 Tabanus vituli Fabricius. 



Simondella Laveran, Compt. Rend. Soc. Biol, for 1902, p. 1160, 1902. 1 species. 

 Type, Simondella curvirostris Laveran. Equals Limatus Theobald, 1901. 



Simulium Latreille, Hist. Nat. Crust, et Ins., vol. 3, p, 426, 1802. 1 species. 

 Type, Rhagio colombaschensis Fabricius. Equals Molusina Meigen, 1800. 



Sinophthalmus Coquillett, Proc. Ent. Soc. Washington, vol. 6, p. 190, 1904. 1 

 species. Type, Sinophthalmas pictus Coquillett. 



Siphodytia Townsend, Trans. Amer. Ent. Soc, vol. 19, p. 116, 1892. 1 species. 

 Type, Siphodytia robertsonii Townsend. Equals Epigrimyia Townsend, 1891. 



