654 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.37. 



Hydrodromia Macquakt, Hist. Nat., Dipt., vol. 2, p. 658, 1835. 2 species. Type, 

 Heleodruiirid sUujnalis Haltday, the second species, by designation of Coquillett, 

 Proc. Ent. Soc. Washington, vol. 5, 1903, p. 251. 



Hydromyza Fallen, Kongl. Vet. Acad. Handl. for 1813, p. 243, 1813. I species. 

 Type, Musca Uvens Y ABniciv^. Syn., i\«7j/(«r/a Desvoidy, 1830. 



Hydrophoria Desvoidy, Essai Myod., p. 503, 1830. 6 species (as 9). Type, Musca 

 vespertina Fallen (as Uttoralis, new species), the last species, by designation of West- 

 wood, Intr., vol. 2, Synops., 1840, p. 142 (as nigrita Fallen). Syn., Ilebecnema 

 ScHNABL, 1889. {Hydrophoria of authors equals Zaphne Desvoidy. ) 



H (J drop} torus Fallen, Monogr. Dolich. Sveciai, p. 2, 1823. 7 species. Type, Ilydro- 

 plioras jacidus Fallen, the last species, by designation of Macquart, Recueil Soc;. Sci. 

 Arts Lille for 1827, p. 249. Equals Medetera Fischer, 1819. {Hydrophonis of autliors 

 equals Aphrozela Perris.) 



llydropota Rondani, Dipt. Ital. Prodr., vol. 4, p. 10, 1861. Change of name for 

 llydrdiai Desvoidy under the mistaken impression that it is interfered with by 

 Hydrelia Hdbner. Type, Notiphila fuviceps Meicjen. Equals Hydrellia Desvoidy, 

 1830. 



Hydrotaea Desvoidy, Essai Myod., p. 509, 1830. 12 species (as 17). Type, Musca 

 meteorica. Linn.eus, the eleventh species, by designation of Curtis, Brit. Ent., 1839, 

 p. 768. Syn., Lasiops Meigen, 1838; Onodoutha Koxdani, 1856; Psiloptem LioY, 

 1864; Mierocera LioY, 1864. 



Hy/jrella Haliday, Ann. Nat. Hist., vol. 3, p. 223, 1839. 2 species. Type, Notiphila 

 nitkhda Fallen, the first species, by designation of Westwood, Intr., vol. 2, Synops., 

 1840, p. 153. Equals Psilopa Fallen, 1823. 



Hygroceleuihus Loew, Neue Beitr., vol. 5, p. 10, 1857. 3 species. Type, Dolichopvs 

 latipennis Fallen, the first species, by present designation. Equals Dolichopus 

 Latreille, 1796. 



Ilygrophila Lioy, Atti Inst. Veneto, ser. 3, vol. 9, p. 1102, 1864. 1 species. Type, 

 Ephydra coarctata Fallen? (as fascipennis Macquart?, an error for fusdpennis) . 

 Equals Napaea Desvoidy, 1830. 



Hylemya Desvoidy, Essai Myod., p. 550, 1830. 11 species (as 16). Type, Musca 

 strigosa Fabricius (as strenna and plebeia, new species), the first species, by designa- 

 tion of Rondani, Dipt. Ital. Prodr., vol. 1, 1856, p. 96. Syn., Delia Desvoidy, 1830; 

 ^(^renVf Desvoidy, 1830; Musciosoma Lioy, 1864; Gastrolepta hioY, 1864; Nevrola Lioy, 

 1864; Pachy stoma Lioy, 1864. 



Hylephila Rondani, Dipt. Ital. Prodr., vol. 6, p. 13, 1877. 1 species. Type, Musca 

 buccata Fallen. Equals Leucophora Desvoidy, 1830. 



Hyperiva Desvoidy, Hist. Nat. Dipt., vol. 2, p. 379, 1863. 1 species. Type, Hyperim 

 abdovihudis Desvoidy. Equals Stevenia Desvoidy, 1830. 



Hyperalonia RoNDANi, Arch. Zool., vol. 3, p. 57, 1864. 13 species. Type, 

 Stomoxys morio Fabricius (as Anthrax erythrocephala Fabricius), the fifth species, by 

 present designation. Syn., FeZocwt Coquillett, 1886. 



Hyperdiplosis Felt, 23d Rep. State Ent. N. Y.,p. 405, 1908. 1 species. Type, 

 Cecidomyia lohata Felt. 



Hyperecteina Sciiiner, Wien. Ent. Monat8chr.,vol. 5, p. 143, 1861. 1 species. Type, 

 Hypercctelna metopina Schiner. Syn., Admontia Brauer and Bergenstamm, 1889. 



Hypertrophocera Townsend, Trans. Amer. Ent. Soc, vol. 18, p. 360, 1891. 1 species. 

 Type, Jlypert I'upliucera parvipes ToyvysEyv). Syn., Ncotractocera Tow^se^d, 1892. 



Hyphantrophaga Townsend, Psyche, vol. 6, p. 247, 1892. 1 species. Type, Meigenia 

 hyphantrlu' Townsend. 



Hypocera LiOY, Atti Inst. Veneto, ser. 3, vol. 10, p. 78, 1864. 3 species. Type, 

 Trineura mordellaria Fallen, the first species, by designation of Brues, Gen. Ins., 

 Dipt., Phoridaj, 1906, p. 6. Syn., Nemosia Lioy, 1864; Gymnopiera Lioy, 1864. 



