436 CATALOGUE OF NORTH AMERICAN DIPTERA. 



atrifrons BIGOT, Annales, 1888, 259. Alex. 



caloptera BIGOT, Annales, 1888, 263 (Tricholyga). Alex. 



BRAUER, Sitzungsbericht k. Akad., cvi, 24, notes on type ; refers to Aporia. 

 elegans GiGLio-Tos, Boll. R. Univ. Torino, vm, No. 147, 1893; Ditt. del Aless., 



in, 66, f. 15 (both Aporia). Tuxpango, Alex, 

 johnsoni TOVVNSEND, see Hyalitrgiis. 

 pristis WALKER, List, iv, 841 (/V.r/a). Mass. 



TOWXSEXD, Psyche, vi, 275 (Aporia limacodis"). X. Y. ; bred from Liina- 



codes sp. 

 COOUILLETT, Revis. Tachin., 64. N. H., Alass., D. C, Oreg., Cal. ; bred 



from Halisidota ar^cntata PACK. 

 X. J. Smith Cat. 

 setiventris VAX DER WULP. Biologia, Dipt., n, 129, pi. in, f. 21, 2ia. Guerrero 



and Orizaba, Alex. 



GiGLio-Tos, Ditt. del Aless., in, 50, note. Solco, Alex. 

 venusta VAN DER WULP, Biologia, Dipt., n, 130. Guerrero, Alex, 

 versicolor VAX DER WULP, Biologia, Dipt., n, 130. Guerrero, Alex. 



HYALURGUS. 



BRAUER and BERGEXSTAMM, Zweifl. d. Kaiserl. AIus., vi, 136, 1893. 

 johnsoni TOWXSEXD, Canad. Ent., xxiv, 81 (Macqnartia). Pa. 

 COOUILLETT, Revis. Tachin., 64. 111., Pa. 



POLIDEA. 



AlACQUART, Annales Soc. Ent. France, 1848, 92. 



AIEIGEX, Syst. Beschr.. vn, 260, 1838 (Harrisia, preoc.). 



RIIXDAXI. Atti Soc. Ital. Sci. Nat., vm, 35. 1865 (Soino!:ja} . 



COQUILLETT, Revis. Tachin., 64, 1897. 



americana TOWXSEXD, Canad. Ent., xxiv, 78 (Tryphcra). 111. 

 areos WALKER, List, iv, 766 (Tacliina). X. A. 



TOWXSEXD, Canad. Ent., xxiv, 79 ( Tryphcra polidoidcs) ; 82 (Pol. ameri- 

 cana). X. Y.; Mich. 



CCOUILLETT, Revis. Tachin., 65. Georgetown, Canada; X T . H. to S. Cal. 



Montreal Chagnon. 

 Note. Coquillett makes Townsend's Tryphcra americana a synonym of 



this al>o. I was able to ascertain from the types that Townsend's Try- 

 phcra aincricitini is not identical with his Polidca americana, hence I 



separate the former from urcus. 



HYPOCHJETA. 



BRAUKR and BERGEXSTAMM, Zweifl. d. Kaiserl. AIus.. iv, 93, 1889. 

 longicornis Si HIXER, Fauna Austr., i, 527 (Frivaldskia) . Europe. 



Cnoi'iLLETT, Revi^. Tachin., 65, and footnote. White Alts., N. H. 



X. J. Smith Cat. 



PARAHYPOCHJETA. 



BRAUKR and BERGEXSTAMM, Zweifl. d. Kaiserl. AIus., v, 337, 1891. 

 heteroneura UKAUKK and BERGEXSTAMM, loc. cit. ; vi, 117. X. A. 



METADORIA. 



I'.RAui-'u .-uid BERGENSTAMM, Zweiil. d. Kaiserl. AIus.. vi, 117, 208, 1893. 

 barbata BIGOT, Annales, 1888, 260 (Phoroccra barbata, and melanoceps). Alex. 

 BRAUER and BERGENSTAMM, Zweifl. d. Kaiserl. AIus., vi, 117, 208 (mc.vi- 

 cana). Alex. 



