no. 1719. TYPE-SPECIES OF AMERICAN DIPTERA—COQUILLETT. 591 



voidy, Hist. Nat. Dipt, vol. 2, p. 33, 1863. 1 species. Type, Ta- 

 china nigripe.s Fallen (as bipartita, new species'). Equals Lydella Desvoidy, 1830. 



Y Pictinia Desvoidy, Dipt. En v. Paris, Myop., p. 15, 1853.* 1 species. Type, Pic- 

 tinia fulvipalpis Desvoidy. Equals Stomoxoides Sch^effer, 1766. 



^ Pierretia Desvoidy, Hist. Nat. Dipt., vol. 2, p. 422, 1863. 14 supposed species. 



Type, Sarcophaga nigriventris Meigen, equaling supposed species 2, 3, 4, 5, 6, and 



12, by present designation. Equals Sarcophaga Meigen, 1826. 

 y Pilaria Sintensis, Sitzb. Nat.-Ges. Dorpat, vol. 8, p. 398, 1889. 2 species. Type, 



Limnobia pilicornis Zetteestedt, the second species, by present designation. Equals 



Phylidorea Bigot, 1854. 

 </ Piophila Fallen, Spec. Ent. Meth. Exh., p. 20, 1810. 1 species. Type, Musca 



casei Linn^us. Syn., Tyrophaga Klrby, 1817; Stearibia Lioy , 1864. 

 •S Pipiza Fallen, Spec. Ent. Meth. Exh., p. 11, 1810. No species. In his Syrphici 



Svecise, 1817, pp. 58 to 61, 8 species. Type, Musca noetiluca Linn^us, the second 



species, by designation of Curtis, Brit. Ent., 1837, p. 669. Syn., Phalangus Meigen, 



1822; Heringia Rondani, 1856; Pipizella Rondani, 1856. 

 ^ Pipizella Rondani, Dipt. Ital. Prodr., vol. 1, p. 54, 1856. 1 species. Type, Mulio 



virens Fabricius. Equals Pipiza Fallen, 1810. 



Pipunm l ly .it ] Latreille, Hist. Nat. Crust, et Ins., vol. 3, p. 463, 1802. 1 species. 



Type, Pipunculus campestris Latreille. Equals Dorilas Meigen, 1800. 

 r Pissemya Desvoidy, Ann. "Soc. Ent. France for 1851, p. 318, 1851. 1 species. 



Type, Gonia fasciata Wiedemann (as atra Meigen). Equals Spallanzania Desvoidy, 



1830. 

 Pithogaster Loew, Wien. Ent. Monatschr., vol. 1, p. 33, 1857. 1 species. Type, 



Pithogaster inflatus Loew. Equals Opsebius Costa, 1856. 



Y Pityocera Giglio-Tos, Boll. Mus. Zool. Univ. Torino, vol. 11, No. 224, p. 3, 1896. 

 1 species. Type, Pityocera festse Giglio-Tos. 



f Plagia Meigen, Syst. Beschr. Zweifl. Ins., vol. 7, p. 201, 1838. 6 species. Type, 

 Tachina ruralis Fallen (as verticalis Meigen), the second species, by designation of 

 Rondani, Dipt. Ital. Prodr., vol. 1, 1856, p. 69. Equals Voria Desvoidy, 1830. 

 (Plagia of authors equals Siphoplagia Townsend.) 



^ Plagiocera Macquart, Dipt. Exot., vol. 2, pt. 2, p. 59, 1842. 2 species. Type, 

 Milesia acuta Fabricius (as cruciger Wiedemann), the first species, by jiresent desig- 

 nation. Not Plagiocera Klug, 1834. Equals Meromacrus Rondani, 1848. 



Ir Plagiomima Brauer and Bergenstamm, Denkschr. Kais. Akad. Wiss. Wien, vol. 58, 

 p. 384, 1891. 1 species. Type, Plagiomima disparata Brauer and Bergenstamm. 



</ Plagioneurus Loew, Wien. Ent. Monatschr, vol. 1, p. 43, 1857. 1 species. Type, 

 Plagioneurus univittatus Loew. 



*/ Plagiotoma Loew, Monogr. Dipt. N. Amer., vol. 3, p. 252, 1873. 3 species. Type, 

 Trypeta obliqua Say, the second species, by present designation. Not Plagiotoma 

 Claparede and Lachmann, 1858. Equals Tomoplagia, new name. 



<s Plagiprospherysa Townsend, Trans. Amer. Ent. Soc, vol. 19, p. 113, 1892. 2 spe- 

 cies. Type, Prospherysa parvipalpis Wulp (as valida, new species), the first species, 



/by original designation. 



Planes Rondani, Arch. Zool., vol. 3, p. 9, 1864. 1 species. Type, Xylota vagans 

 Wiedemann. Equals Syritta St. Fargeau and Serville, 1828. 



\ Planetolestes Arribalzaga, Anal. Soc. Cient. Argentina, vol. 8, p. 145, 1879.* 1 spe- 

 cies. Type, Laphria coarctata Perty. Equals Blepharepium Rondani, 1848. 



F Platophryma Williston, Trans. Ent. Soc. Lond. for 1896, p. 426, 1896. 1 species. 

 Type, Platophryma nigra Williston. 



W Platycheirus St. Fargeau and Serville, Encycl. Meth., vol. 10, pt. 2, p. 513, 

 1828. 6 species. Type, Syrphus scutatus Meigen, the first species, by designation of 

 Westwood, Intr., vol. 2, Synops., 1840, p. 137, 



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