NO. 1719. TYPE-SPECIES OF AMERICAN DIPTERA—COQUILLETT. 587 



Penthosia Wulp, Tijdschr. Ent., vol.35, p. 189, 1892. 1 species. Type, Scopolia 

 satanica Bigot. 



Peratochetus Rondani, Dipt. Ital. Prodr., vol. 1, p. 119, 185(>. 1 species. Type, 

 Heleromyza flava Meigen (as lutescens, new species). Equals Clusia Haliday, 1838. 



Peribiva Desvoidy, Hist. Nat. Dipt., vol. 1, p. 720, 1863. 1 species (as 3). Type, 

 Peribsea apicalis Desvoidy. Equals Actia Desvoidy, 1830. 



Pericoma Haliday, in Walker's Ins. Britt., Dipt., vol. 3, p. 256, 1856. 11 species. 

 Type, Triclio])tera trifasciata Meigen, the seventh species, by present designation. 



Perithinus Haliday, Zool. Journ., vol. 5, p. 353, 1831. 4 species. Type, Porphyrops 

 riparius Meigen, the first species, by designation of Westwood, Intr., vol. 2, Synops., 

 1840, p. 134. Syn., Hi/droch us Fallen, 1823, preoccupied; Anglearia Carlier, 1835. 



Peronyma LoEW, Monogr. Dipt. N. Amer., vol. 3, p. 250, 1873. 1 species. Type, 

 Trypela sarcinata Loew. 



Perrlsia Rondani, Nuovi Ann. Sci. Nat. (Bologna), ser. 2, vol. 6, p. 371, 1846. 

 1 species. Type, Cecidomyia urticx Perris. Equals Dasineura Rondani, 1840. 



Petalophora Macquart, Hist. Nat., Dipt., vol. 2, p. 454, 1835. 1 species. Type, 

 Trypeta capitata Wiedemann. Equals Ceratitis Mac Leay, 1829. 



Petaurista Meigen, Nouv. Class. Mouch., p. 15, 1800.* No species. Trichocera 

 Meigen, 1803, is a change of name. Type, Tipula hiemaUs De Geer. Syn., Tricho- 

 cera Meigen, 1803. 



Peteina Meigen, Syst. Beschr. Zweitl. Ins., vol. 7, p. 214, 1838. 1 species. Type, 

 Musca eHnacea Fabricius. 



Petinops Brauer and Bergenstamm, Denkschr. Kais. Akad. Wiss. Wien, vol. 58, p. 

 356, 1891. 1 species. Type, Petinops schnablii Brauer and Bergenstamm. Equals 

 Wagneria Desvoidy, 1830. 



Phalacrocera Schiner, Wien. Ent. Monatschr., vol. 7, p. 224, 1863. 1 species. 

 Type, Tipula replicata Linn.eus (as nudicornis Schummel). 



Phalacromya Rondani, Studi Ent., vol. 1, p. 67, 1848. 2 species. Type, Phala- 

 cromya submetallica Rondani, the first species, by present designation. Syn., Glauro- 

 tricha Thomson, 1868. 



Phahvnula Meigen, Nouv. Class. Mouch., p. 18, 1800.* No species. Trichoptera 

 Meigen, 1803, is a change of name. Type, Trichoptera oceUaris Meigen. Equals 

 Psychoda Latreille, 1796. 



Phalangus Meigen, Syst. Beschr. Zweifl. Ins., vol. 3, p. 253, 1822. 1 species. 

 Type, Mulio virens Fabricius. Equals Pipiza Fallen, 1810. 



Phanigaster Lioy, Atti Inst. Yeneto, ser. 3, vol. 10, p. 61, 1864. 1 species. Type, 

 Musca helluo Fabricius. P^quals Eliozeta Rondani, 1856. 



Phantasma Desvoidy, Essai Myod., p. 739, 1830. 2 species. Type, Musca cor- 

 rigiolata Linn.eus (as fiJiformis Fabricius), the first species, by present designation. 

 Equals Tylos Meigen, 1800. 



Phaonia Desvoidy, Essai Myod., p. 482, 1830. 5 species. Type, Musca erratica 

 Fallen (as viarum, new species), the first species, by designation of Coquillett, 

 Journ. N. Y. Ent. Soc, vol. 9, 1901, p. 140. Syn., Fallcca Desvoidy, 1830; Trennia 

 Desvoidy, 1830; Euphemia Desvoidy, 1830; Rohrella Desvoidy, 1830; Quadrula 

 Pandelle, 1898. 



Phara Walker, Ins. Saund., Dipt., p. 9, 1850. 18 species. Type, Pangonius 

 melanopyga Wiedemann, the first species, by present designation. Equals Pango- 

 nius Latreille, 1802. 



Phasia Latreille, Hist. Nat. Crust, et Ins., vol. 14, p. 379, 1805. 1 species. 

 Type, Syrphus hemipterusF abricivh (as Thereva coleoptrataF abricivs). Syn., Alophora 

 Desvoidy, 1830; Ilyalomya Desvoidy, 1830; Phorantha Rondani, 1862. 



Phasiociisla Townsend, Trans. Amer. Ent. Soc, vol. 18, p. 369, 1891. 1 species. 

 Type, Clytia atra Desvoidy (as metallica, new species). Equals Myiophasia Brauer 

 and Bergenstamm, 1891. 



