NO. 1719. TYPE-SPECIES OF AMERICAN DIPTERA—rOQUILLETT. 593 



Pneumaculex Dyar, Proc. Ent. Soc. Washington, vol. 7, p. 45, 1905. 1 species. 

 Type, Cule.r signifer Coquillett. 



Pocota St. Fargeau and Serville, Encycl. Meth., vol. 10, pt. 2, p. 518, 1828. 

 1 species. Type, Musca apiformis Schrank (as Milesia aplcata Meigen"! . Syn., Do-sy- 

 myia Egger, 1858; Hadromyia Williston, 1882.a 



Pcecilanthrax Osten Sacken, Biol. Centr.-Amer., Dipt., vol. 1, p. 119, 1886. 7 spe- 

 cies. Type, Anthrax alcyon Say, the first species, by present designation. Equals 

 Villa LiOY, 1864. 



Pcecilognathus Jmt^sicke, Neue Exot. Dipt., p. 42, 1867. 1 species. Type, Pcecilo- 

 gnathusthUpsomyzoides JjET^iNiCKE. Equals Phthiria Meigen, 1803. 



Pogonomyia RoNDANi, Bull. Soc. Ent. Ital., vol. 2, p. 336, 1870. 1 species. Type, 

 Pogonomyia alpicola Rondani. 



Pogonosoma Rondani, Dipt. Ital. Prodr., vol. 1, p. 160, 1856. 1 species. Type, 

 Asilus maroccanus Fabricius. 



Polldea Macquart, Ann. Soc. Ent. France for 1848, p. 92, 1848. 2 species. Type, 

 Tachina senea Meigen, the first species, by present designation. Equals Lydina 

 Desvoidy, 1830. 



Polionoma Rondani, Dipt. Ital. Prodr., vol. 1, p. 107, 1856. No species. In Atti 

 Soc. Ital. Sci. Nat., vol. 11, 1868, p. 36, he placed it as a synonym of Sapromyza 

 Fallen, 1810. Type, Sapromyza obsoleta Fallen. Equals Sapromyza Fallen, 1810. 



Polionota WuLP, Biol. Centr.-Amer., vol. 2, p. 409, 1899. 2 species. Type, Acrotoxa 

 mucida Giglio-Tos, the first species, by original designation. 



PoZ/op/ij-ys Townsend, Smiths. Misc. Coll., vol. 51, p. 90, 1908. 1 species (as 2). 

 Type, Gaediopsis mexicana Brauer and Bergenstamm. Equals Gaediopsis Brauer 

 and Bergenstamm, 1891. 



Po//s^o/H//ia Townsend, Smiths. Misc. Coll., vol. 51, p. 132, 1908. 1 species (as 6). 

 Type, Thereva plumipes Fabricivs. Equals Trichiopoda Latreille, 1829. 



PoUenia Desvoidy, Essai Myod., p. 412, 1830. 5 species (as 16), Type, Musca 

 rudls Fabricius, the fourth species, by orignal designation. Syn., Nitellia Desvoidy, 

 1830 ; Cephysa Desvoidy, 1863 ; Orizia Desvoidy. 1863. 



Polyangaeus Doane, Journ. N. Y. Ent. Soc, vol. 8, p. 196, 1900. 1 species. Type, 

 Polyungxus maculatns Doane. 



Polydonta Macquart, Dipt. Exot., Suppl. 4, p. 144, 1850. 1 species. Type, Merodon 

 cnriipes Wiedemann (as 6/co?or, new species). Not Polydonta Fischer, 1807. Equals 

 Polydontomyia Williston, 1896. 



Polydontomyia Williston, Man. N. Amer. Dipt., p. 89, 1896. Change of name for 

 Polydonta Macquart, 1850, not of Fischer, 1807. Type, Merodon cwn'/pes Wiedemann. 

 Syn., Polydonta Macquart, 1850, preoccupied ; Triodonta Williston, 1885, preoc- 

 cupied. 



Polydromya Bigot, Ann. Soc. Ent. France for 1857, p. 557, 1857. No species. The 

 characters assigned this genus were evidently taken from Meigen' s imperfect figure 

 of Tdchydromia priccatoria Fallen (Syst. Beschr. Zweifl. Ins., vol. 3, pi. 23, fig. 13). 

 Type, Tachydro7nia pnvcatoria Fallen. Equals Chelifera Macquart, 1823. 



Polygaster WuLP, Biol. Centr.-Amer., Dipt., vol. 2, p. 139, 1890. 1 species. Type, 

 Polygaster egregia Wulp. 



Polylepta Winnertz, Verb. Zool.-Bot. Ges. Wien, vol. 13, p. 745, 1863. 2 species. 

 Type, Polylepta undulata Winnertz, the first species, by designation of Johannsen, 

 Gen. Ins., Dipt., Mycet., 1909, p. 43. 



Polymeda Meigen, Nouv. Class. Mouch. , p. 14, 1800. * No species. Erioptera Meigen, 

 1803, is a change of name. Type, Erioptera lutea Meigen. Syn., Erioptera Meigen, 



a Podoctria MEIGEN, Syst. Beschr. Zweifl. Ins., vol. 2, p. 279, 1820. 5 species. Type, Dasypogon vUri- 

 pennis Meigen, the first species, by present designation. Syn., Isopogon Loew, 1847. European. 



ProcN. M. vol.37— 10 38 



