514 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.37. 



Bibio Geoffroy, Hist. Abr^g^e Ins., vol. 2, p. 568, 1762, _ 5 species. Type, Tipula 

 hortulana Linn^us, the third species, by designation of Latreille, Consider. Gen- 

 eral., p. 442, 1810. Syn., Pullata Harris, 1776. 



Bibiocephala Osten Sacken, Ann. Rep. U. S. Geol. Surv. for 1873, p. 564, 1874. 

 1 species. Type, Bibiocephala c/randis Osten Sacken. Syn., Agathon RiiDER, 1890. 



Bibioides Coquillett, Proc. Ent. Soc. Washington, vol. 6, p. 171, 1904. 1 species. 

 Type, Bibioides halteralis Coquillett. 



Bicellaria Macquart, Monogr. Empides, p. 155, 1823. 1 species. Type, Empis 

 spuria Fallen (as nigra, new species). Syn., Cyrtoma Meigen, 1824. 



Bigotia Desvoidy, Hist. Nat. Dipt., vol. 1, p. 1048, 1863. 1 species. Type, Tachina 

 simulans Meigen (as brevicornis Macquabt). Equals Exorista Meigen, 1803. 



Biomya Rondani, Dipt. Ital. Prodr., vol. 1, p. 72, 1856. No species. Viviania 

 Rondani, 1861, was a change of name. Type, Tachina cinerea Fallen. Syn., 

 Fubricia Meigen, 1838 (preoccupied); T'mama Rondani, 1861; Masiphya BRAUERand 

 Bergenstamm, 1891. 



Bischofia Hendel, Abh. Zool.-Bot. Ges. Wien, vol. 2, p. 52, 1902. 3 species. 

 Type, Sciomyza simplex Fallen, the first species, by present desigi ation. Equals 

 Sciomyza Fallen, 1820. 



Bittacomorpha Westwood, Lond. Edinb. Philos. Mag., vol. 6, p. 281, 1835. 1 

 gpecies. Type, Tipula clavipes Fabricius. 



Blacodes Loew, Berliner Ent. Zeitschr., vol. 18, p. 377, 1874. Change of name for 

 Blax LoEw, 1872, not Thomson, 1860. Type, Blax bellus Loew. Not Blacodes 

 Dejean, 1859. Equals Cophura Osten Sacken, 1887. 



Blax Loew, Berliner Ent. Zeitschr., vol. 16, p. 241, 1872. 1 species. Type, Blax 

 bellus Loew. Not Blax Thomson, 1860. Equals Cophura Osten Sacken, 1887. 



Blepharepium Rondani, Studi Ent., vol. 1, p. 89, 1848. 1 species. Type, Ble- 

 pharepium luridum Rondani. Syn., Planetolestes Arribalzaga, 1879. 



Blepharicera Macquart, Ann. Soc. Ent. France for 1843, p. 61, 1843. 1 species. 

 Type, Asthenia fasciata Westwood (as limbipennis, new species). Syn., Asthenia 

 Westwood, 1842, preoccupied. 



Blepharidea Rondani, Dipt. Ital. Prodr., vol. 1, p. 67, 1856. 1 species. Type, 

 Tachina vidgaris Fallen. Equals Phryxe Desvoidy, 1830. 



Blepharidopsis Brauer and Bergenstamm, Denkschr. Kais. Akad. Wiss. Wien, vol. 

 58, p. 329, 1891. 1 species. Type, Tachina nemea Meigen. Equals Phryxe Des- 

 voidy, 1830. 



Blepharigena Rondani, Dipt. Ital. Prodr., vol. 1, p. 69, 1856. 1 species. Type, 

 Tachina. trepida Meigen. Equals Voria Desvoidy, 1830. 



Blepharipa Rondani, Dipt. Ital. Prodr., vol. 1, p. 71, 1856.- 1 species. Type, 

 Nemorsea scutellaia Desvoidy (as Masicera ciliata Macquart). Equals Sturmia Des- 

 voidy, 1830. 



Blepharipeza Macquart, Dipt. Exot., vol. 2, pt. 3, p. 211, 1843. 1 species. Type, 

 TarJiina Icucophrys Wiedemann (as rufipalpis, new species). Syn., Rilcya Brauer 

 and Bergenstamm, 1893; Rileymyia Townsend, 1893. 



iJ/cp/ianp^era Macquart, Hist. Nat., Dipt., vol. 2, p. 412, 1835. 12 species. Type, 

 Musca serrata Linn^us, the second species, by designation of Westwood, Intr.i 

 vol. 2, Synops., 1840, p. 145. Equals Heleomyza Fallen, 1810. 



Blepharoneura Loew, Monogr. Dipt. N. Amer., vol. 3, p. 272, 1873. 1 species. 

 Type, Trypeta pcecilogaster Loew. 



Blepharoprocta Loew, Berliner Ent. Zeitschr., vol. 6, p. 194, 1862 3 species. 

 Type, Brarlty.stoma nigriuiana Loew, the first species, by designation of Coquillett, 

 Proc. Ent. Soc. Washington, vol. 5, p. 246, 1903. 



Blissonia Desvoidy, Hist. Nat. Dipt., vol. 2, p. 648, 1863. 1 species (as 3). Type, 

 Musca assimilis Fallen. Equals Muscina Desvoidy, 1830. 



