no. 1719. TYPE-SPECIES OF AMERICAN DIPTERA—COQUILLETT. 595 



pt. 2, p. 120, 1838. 9 species. 

 Type, Proctacanthus philadelphicus Macquart, the seventh species, by present designa- 

 tion. 

 " Prodiplosis Felt, 23d Rep. State Ent. N. Y., p. 403, 1908. 1 species. Type, Ceci- 



domyia floricola Felt. 

 *s Promachus Loew, Linn. Ent., vol. 3, p. 390, 1848. 5 species. Type, Asilus 



maculatus Fabricius, the second species, by present designation. Equals Bactria 



Meigen, 1820. 

 >/ Prorates Melander, Ent. News, vol. 17, p. 372, 1906. 1 species. Type, Prorates 



claripennis Melander. 

 ■ Prorhynchops Brauer and Bergenstamm, Denkschr. Kais. Akad. Wiss. Wien,vol. 



58, p. 364, 1891. 1 species. Type, Prorhynchops bilimeki Brauer and Bergenstamm. 

 """' Prosalpia Pokorny, Wien. Ent. Zeit., vol. 12, p. 54, 1893. 3 species. Type, 



Anthomyza bilbergi Zetterstedt (as slyriaca, new species), the first species, by designa- 

 tion of Coquillett, Journ. N. Y. Ent. Soc, vol. 9, 1901, p. 140. 

 *" Prosena St. Fargeau and Serville, Encycl. Meth., vol. 10, pt. 2, p. 500, 1828. 



1 species. Type, Stornoxys siberila Fabricius. Equals Calirrhoe Meigen, 1800. 

 ^ Prospherysa Wulp, Biol. Centr.-Amer. Dipt., vol. 2, p. 116, 1890. 18 species. Type, 



Prospherysa semulans Wulp, the first species, by present designation. 

 L ^ Protenthes Johannsen, Ent. News, vol. 18, p. 400, 1907. 1 species. Type, Tipula 



eincta Fabricius (as punctipennis Meigen). Equals Pelopia Meigen, 1800. 

 Prothecus Rondani, Dipt. Ital. Prodr., vol. 1, p. 139, 1856. 1 species. Type, 



Pipunculus furcatus Egger (as Cephalops aucta Fallen). Equals Dorilas Meigen, 



1800. 

 ^ Protocalliphora Hough, Ent. News, vol. 10, p. 66, 1899. 1 species. Type, Musca 



azurea Fallen. Syn., Avihospita Hendel, 1901. 

 L ^ Protoculex Felt, Mosq. Culic. N. Y. State, p. 391d, 1904. 1 species. Type, Culex 



serratus Theobald. Equals Ochlerotatus Arribalzaga, 1891. 

 ^ ProtontacleayaTH'EOBA'LD, Monogr. Culic, vol. 4, p. 253, 1907. 1 species. Type, Culex 



triseriatus Say. Equals Ochlerotatus Arribalzaga, 1891. 

 "^ Protophormia Townsend, Smiths. Misc. Coll., vol. 51, p. 123, 1908. 1 species. Type, 



Phormia terrsenovse Desvoidy. Equals Phormia Desvoidy, 1830. 

 *-" Protoplasa Osten Sacken, Proc. Acad. Nat. Sci. Phila. for 1859, p. 251, 1860. 1 



species. Type, Protoplasa fitchii Osten Sacken. Syn., Idioplasta Osten Sacken, 1878. 

 "^ Psairoptera. Wahlberg, Kongl. A 7 et. Akad. Handl. for 1838, p. 18, 1839. 4 species. 



Type, Homalocephala albitarsis Zetterstedt (as biumbrata, new species), the second 



species, by designation of Zetterstedt, Dipt. Scand., vol. 6, 1847, p. 2264. Equals 



Homalocephala Zetterstedt, 1838. 

 *^ Psalida Rondani, Dipt. Ital. Prodr., vol. 1, p. 76, 1856. 1 species (in error). In 



vol. 4, 1861, pp. 91, 92, 2 species (as 3). Type, Ocyptera simplex Fallen, the last 



species, by designation of Brauer, Verh. Zool.-Bot. Ges. Wien, vol. 43, 1893, p. 



495. Equals Leucostoma Meigen, 1803 



Psectrocladius Kiefper, Mem. Soc. Sci. Bruxelles, vol. 30, p. 356, 1906. 1 species. 



Type, Orthocladius psilopterus Kiepfer. Equals Orthocladius Wulp, 1874. 



Pselaphephila Becker, Berliner Ent. Zeitschr., vol. 39, p. 122, 1894. 1 species. 



T^pe, Pselaphephila loeivi Becker. 



Pseudacteon Coquillett, Can. .Ent., vol. 39, p. 208, 1907. 1 species. Type, 



Pseudacteon craivfordii Coquillett v 

 "^ Pseudapinops Coquillett, Proc. U. S. Nat. Mus., vol. 25, p. 108, 1902. 1 species.. 



Type, Pseudapinops nigra Coquillett. 

 ^ Pseudatractocera Townsend, Trans. Amer. Ent. Soc. , vol. 19, p. 107, 1892. 1 species. 



Type, Pseudatractocera neomexicana Townsend. 



